Iran–Syria Relations
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Iranian-Syrian relations refers to the diplomatic relations between the
Islamic Republic of Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...
and the
Syrian Arab Republic Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
. Official diplomatic relations are currently frozen following the
fall of the Assad regime On 8 December 2024, the Assad regime collapsed during a 2024 Syrian opposition offensives, major offensive by Syrian opposition, opposition forces. The offensive was spearheaded by Hay'at Tahrir al-Sham (HTS) and supported mainly by the Turk ...
, formerly one of Iran's closest allies in the world, as the new Syrian government and the Iranian government have left their respective ambassadorial posts vacant.
Syria Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
established diplomatic relations with
Pahlavi Iran The Imperial State of Iran, officially known as the Imperial State of Persia until 1935, and commonly referred to as Pahlavi Iran, was the Iranian state under the rule of the Pahlavi dynasty. The Pahlavi dynasty was created in 1925 and lasted ...
after independence, but it was not until the Iranian revolution that Alawite-led Syria established close ties with Iran. Despite several attempts between the two leaders at cooperation during the
Cold War The Cold War was a period of global Geopolitics, geopolitical rivalry between the United States (US) and the Soviet Union (USSR) and their respective allies, the capitalist Western Bloc and communist Eastern Bloc, which lasted from 1947 unt ...
, after the shah failed to secure Syrian help in ending Palestinian support for opponents of his pro-Western government,
Hafez al-Assad Hafez al-Assad (6 October 193010 June 2000) was a Syrian politician and military officer who was the president of Syria from 1971 until Death and state funeral of Hafez al-Assad, his death in 2000. He was previously the Prime Minister of Syria ...
put "his full weight behind"
Ruhollah Khomeini Ruhollah Musavi Khomeini (17 May 1900 or 24 September 19023 June 1989) was an Iranian revolutionary, politician, political theorist, and religious leader. He was the founder of the Islamic Republic of Iran and the main leader of the Iranian ...
, then exiled in France. Under the Ba'athist rule, Syria was usually called Iran's " closest ally". Iran and Syria had a strategic alliance ever since the
Iran–Iraq War The Iran–Iraq War, also known as the First Gulf War, was an armed conflict between Iran and Iraq that lasted from September 1980 to August 1988. Active hostilities began with the Iraqi invasion of Iran and lasted for nearly eight years, unti ...
, when Syria sided with non-Arab Iran against neighbouring Ba'ath-ruled Iraq. The two countries shared a common animosity towards then-Iraqi president
Saddam Hussein Saddam Hussein (28 April 1937 – 30 December 2006) was an Iraqi politician and revolutionary who served as the fifth president of Iraq from 1979 until Saddam Hussein statue destruction, his overthrow in 2003 during the 2003 invasion of Ira ...
and coordination against the
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
and
Israel Israel, officially the State of Israel, is a country in West Asia. It Borders of Israel, shares borders with Lebanon to the north, Syria to the north-east, Jordan to the east, Egypt to the south-west, and the Mediterranean Sea to the west. Isr ...
until the
fall of the Assad regime On 8 December 2024, the Assad regime collapsed during a 2024 Syrian opposition offensives, major offensive by Syrian opposition, opposition forces. The offensive was spearheaded by Hay'at Tahrir al-Sham (HTS) and supported mainly by the Turk ...
after the
2024 Syrian opposition offensives On 27 November 2024, a coalition of Syrian opposition to Bashar al-Assad, Syrian revolutionary factions called the Military Operations Command led by Hay'at Tahrir al-Sham (HTS) and supported by allied Turkey, Turkish-backed groups in the Syria ...
were completed on December 8th. During the Syrian Civil War, Iran conducted, alongside
Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...
, "an extensive, expensive, and integrated effort to keep Syrian President
Bashar al-Assad Bashar al-Assad (born 11September 1965) is a Syrian politician, military officer and former dictator Sources characterising Assad as a dictator: who served as the president of Syria from 2000 until fall of the Assad regime, his government ...
in power." In September 2022, Iranian state media reported that high-level officials from Iran and Syria discussed the prospects of "mutual cooperation in the field of oil and gas," suggesting that the two countries were considering forming a joint oil and gas company. With the
collapse of the Assad regime On 8 December 2024, the Assad regime collapsed during a major offensive by opposition forces. The offensive was spearheaded by Hay'at Tahrir al-Sham (HTS) and supported mainly by the Turkish-backed Syrian National Army as part of the ongoi ...
in December 2024, the Iranian embassy was ransacked, and Iranian diplomats and Quds Force commanders fled the country. This event has been described as a significant blow to Iran's
Axis of Resistance The Axis of Resistance is an informal coalition of Iranian-supported militant and political organizations across the Middle East. Formed by Iran, it unites actors committed to countering the influence of the United States and Israel in the regio ...
.


History and overview


Ancient history

In 539 BCE,
Cyrus the Great Cyrus II of Persia ( ; 530 BC), commonly known as Cyrus the Great, was the founder of the Achaemenid Empire. Achaemenid dynasty (i. The clan and dynasty) Hailing from Persis, he brought the Achaemenid dynasty to power by defeating the Media ...
, King of
Achaemenid The Achaemenid Empire or Achaemenian Empire, also known as the Persian Empire or First Persian Empire (; , , ), was an Iranian empire founded by Cyrus the Great of the Achaemenid dynasty in 550 BC. Based in modern-day Iran, it was the large ...
Persians, took Syria as part of his empire, to become known as
Eber-Nari Eber-Nari ( Akkadian), also called Abar-Nahara (Aramaic) or Aber Nahra ( Syriac), was a region of the ancient Near East. Translated as "Beyond the River" or "Across the River" in both the Akkadian and Aramaic languages, it referred to the land on ...
. The Persian rule lasted until
Alexander the Great Alexander III of Macedon (; 20/21 July 356 BC – 10/11 June 323 BC), most commonly known as Alexander the Great, was a king of the Ancient Greece, ancient Greek kingdom of Macedonia (ancient kingdom), Macedon. He succeeded his father Philip ...
conquered the region in 333–332 BCE. Later on,
Khosrow II Khosrow II (spelled Chosroes II in classical sources; and ''Khosrau''), commonly known as Khosrow Parviz (New Persian: , "Khosrow the Victorious"), is considered to be the last great Sasanian King of Kings (Shahanshah) of Iran, ruling from 590 ...
of the
Sasanian Empire The Sasanian Empire (), officially Eranshahr ( , "Empire of the Iranian peoples, Iranians"), was an List of monarchs of Iran, Iranian empire that was founded and ruled by the House of Sasan from 224 to 651. Enduring for over four centuries, th ...
managed to control the region including Syria from 609 to 628 AD during their war against the Byzantine Empire.


Medieval history

Buyid Iran and the Hamdanid Emirate of Syria and Jazira vied for dominance in the
Middle East The Middle East (term originally coined in English language) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq. The term came into widespread usage by the United Kingdom and western Eur ...
. The Iranians were able to expel the Hamdanids from Baghdad. By the end of the 10th century, Syria and
Jazira Jazira, al-Jazira, Jazeera, al-Jazeera, etc. are all transcriptions of Arabic language, Arabic meaning "the island" or "the peninsula". The term may refer to: Business *Jazeera Airways, an airlines company based in Kuwait Locations * Al-Jazir ...
were under
Fatimid The Fatimid Caliphate (; ), also known as the Fatimid Empire, was a caliphate extant from the tenth to the twelfth centuries CE under the rule of the Fatimid dynasty, Fatimids, an Isma'ili Shi'a dynasty. Spanning a large area of North Africa ...
, Iranian, or
Eastern Roman The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...
influence. Iran under the
Aq Qoyunlu The Aq Qoyunlu or the White Sheep Turkomans (, ; ) was a culturally Persianate society, Persianate,Kaushik Roy, ''Military Transition in Early Modern Asia, 1400–1750'', (Bloomsbury, 2014), 38; "Post-Mongol Persia and Iraq were ruled by two trib ...
and Syria under the
Mamluk Sultanate The Mamluk Sultanate (), also known as Mamluk Egypt or the Mamluk Empire, was a state that ruled Egypt, the Levant and the Hejaz from the mid-13th to early 16th centuries, with Cairo as its capital. It was ruled by a military caste of mamluks ...
continued to compete for Upper Mesoptamia until the
Ottoman Empire The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...
took over.


Prior to 1979

Following the independence of Syria in 1946, Iran established a consulate there. Both countries established diplomatic relations on 12 November 1946 when has been accredited Envoy Extraordinary and Plenipotentiary of Iran to Syria with residence in Beirut Mr. Zein-el-Abdine Rahnema. In 1953, Iranian Prime Minister
Mohammad Mossadegh Mohammad Mosaddegh (, ; 16 June 1882 – 5 March 1967) was an Iranian politician, author, and lawyer who served as the 30th Prime Minister of Iran from 1951 to 1953, elected by the 16th Majlis. He was a member of the Iranian parliament from ...
and Syrian President Fawzi Selou signed the Syria-Iran Friendship Treaty, but the agreement soon fell apart after both leaders were overthrown. During the
Pahlavi dynasty The Pahlavi dynasty () is an List of monarchs of Iran, Iranian royal dynasty that was the Pahlavi Iran, last to rule Iran before the country's monarchy was abolished by the Iranian Revolution in 1979. It was founded in 1925 by Reza Shah, Reza S ...
, especially since the establishment of the Ba'athist Iraq which was considered an enemy by both countries, the two countries had overall mixed relations, due to the shah's close ties with the United States and other Western powers, and
Hafez al-Assad Hafez al-Assad (6 October 193010 June 2000) was a Syrian politician and military officer who was the president of Syria from 1971 until Death and state funeral of Hafez al-Assad, his death in 2000. He was previously the Prime Minister of Syria ...
's general alignment with the
Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
. Examples of some overtures included Pahlavi Iran supported United Nations Security Council Resolution 316 urging Israel to free five Syrian officers captured in Lebanon, and
Hafez al-Assad Hafez al-Assad (6 October 193010 June 2000) was a Syrian politician and military officer who was the president of Syria from 1971 until Death and state funeral of Hafez al-Assad, his death in 2000. He was previously the Prime Minister of Syria ...
's four-day trip to Tehran in 1975 and the signing of cooperation agreements between the two countries, and the president tried to talk the shah into distancing himself from Israel. Nevertheless, after Reza sought and failed to secure Syria's role in ending Palestinian support for the opponents of his monarchy, Hafez al-Assad "put his full weight behind" the France-based
Ruhollah Khomeini Ruhollah Musavi Khomeini (17 May 1900 or 24 September 19023 June 1989) was an Iranian revolutionary, politician, political theorist, and religious leader. He was the founder of the Islamic Republic of Iran and the main leader of the Iranian ...
, who later returned to Iran after the fall of the Pahlavi government. The Assad government provided Khomeini's entourage with passports to move around
Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...
freely prior to the revolution. However, after the improvement of Iran–Iraq relations in late 1970s, Hafiz al-Assad voiced support for Iranian dissidents, contacting opposition groups via their contacts abroad such as
Mostafa Chamran Mostafa Chamran Save'ei () (2 October 1932 – 21 June 1981) was an Iranian physicist, politician, commander and guerrilla fighter who served as the first defense minister of post-revolutionary Iran and a member of parliament as well as the ...
and
Musa al-Sadr Musa Sadr al-Din al-Sadr (; ; 4 June 1928 – disappeared 31 August 1978) was a Lebanese-Iranian Shia Muslim cleric, politician and revolutionary In Lebanon. He founded and revived many Lebanese Shia organizations, including schools, charities ...
and undertaking to train Iranian guerrillas.


1979–1990s

Iran–Syria relations improved after the
Iranian Revolution The Iranian Revolution (, ), also known as the 1979 Revolution, or the Islamic Revolution of 1979 (, ) was a series of events that culminated in the overthrow of the Pahlavi dynasty in 1979. The revolution led to the replacement of the Impe ...
in 1979. Syria's strategic alliance with
Egypt Egypt ( , ), officially the Arab Republic of Egypt, is a country spanning the Northeast Africa, northeast corner of Africa and Western Asia, southwest corner of Asia via the Sinai Peninsula. It is bordered by the Mediterranean Sea to northe ...
ended around the same time due to Egypt's treaty with Israel. Post-Revolution Iran represented an opportunity for Syrian President
Hafez al-Assad Hafez al-Assad (6 October 193010 June 2000) was a Syrian politician and military officer who was the president of Syria from 1971 until Death and state funeral of Hafez al-Assad, his death in 2000. He was previously the Prime Minister of Syria ...
to find a new counterweight to
Israel Israel, officially the State of Israel, is a country in West Asia. It Borders of Israel, shares borders with Lebanon to the north, Syria to the north-east, Jordan to the east, Egypt to the south-west, and the Mediterranean Sea to the west. Isr ...
and
Iraq Iraq, officially the Republic of Iraq, is a country in West Asia. It is bordered by Saudi Arabia to Iraq–Saudi Arabia border, the south, Turkey to Iraq–Turkey border, the north, Iran to Iran–Iraq border, the east, the Persian Gulf and ...
, Syria's regional foes. Meanwhile, the new Iranian leader
Ayatollah Khomeini Ruhollah Musavi Khomeini (17 May 1900 or 24 September 19023 June 1989) was an Iranian revolutionary, politician, political theorist, and religious leader. He was the founder of the Islamic Republic of Iran and the main leader of the Iranian ...
saw Syria as a conduit to the Shia community in Lebanon.
Mostafa Chamran Mostafa Chamran Save'ei () (2 October 1932 – 21 June 1981) was an Iranian physicist, politician, commander and guerrilla fighter who served as the first defense minister of post-revolutionary Iran and a member of parliament as well as the ...
, a close adviser to Khomeini, had experience fighting in Lebanon and advocated an Iranian alliance with Assad to increase their influence in southern Lebanon.Milani, p. 80. As the grip of
Alawite Alawites () are an Arabs, Arab ethnoreligious group who live primarily in the Levant region in West Asia and follow Alawism, a sect of Islam that splintered from early Shia as a ''ghulat'' branch during the ninth century. Alawites venerate A ...
echelons in the Syrian Baath party tightened; Assad also pursued a close alliance with the
Khomeinist Khomeinism, also transliterated Khumaynism, refers to the religious and political ideas and practices connected with the leader of the 1979 Iranian Islamic RevolutionRuhollah Khomeini. While primarily referring to the ideas and practices of Kho ...
theocracy of Iran during the 1980s. The relationship between Iranian and Syrian governments has sometimes been described as the
Axis of Resistance The Axis of Resistance is an informal coalition of Iranian-supported militant and political organizations across the Middle East. Formed by Iran, it unites actors committed to countering the influence of the United States and Israel in the regio ...
. Syria was the first Arab state and the third in general, after the
Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
and
Pakistan Pakistan, officially the Islamic Republic of Pakistan, is a country in South Asia. It is the List of countries and dependencies by population, fifth-most populous country, with a population of over 241.5 million, having the Islam by country# ...
, to recognize the Islamic Republic, founded in February 1979. Specifically Syria officially recognized the Islamic Republic on 12 February 1979. However, Assad did not visit Iran while Khomeinei was alive, as the Ayatollah did not consider Assad to be a true
Muslim Muslims () are people who adhere to Islam, a Monotheism, monotheistic religion belonging to the Abrahamic religions, Abrahamic tradition. They consider the Quran, the foundational religious text of Islam, to be the verbatim word of the God ...
. The Syrian leadership, including the current president Bashar Assad himself, belongs predominantly to the
Alawite Alawites () are an Arabs, Arab ethnoreligious group who live primarily in the Levant region in West Asia and follow Alawism, a sect of Islam that splintered from early Shia as a ''ghulat'' branch during the ninth century. Alawites venerate A ...
branch of Shi'a Islam. However, the relations between the two countries do not depend on religious causes, because Syria is a
secular state is an idea pertaining to secularity, whereby a state is or purports to be officially neutral in matters of religion, supporting neither religion nor irreligion. A secular state claims to treat all its citizens equally regardless of relig ...
, while Iran is an
Islamic republic The term Islamic republic has been used in different ways. Some Muslim religious leaders have used it as the name for a form of Islamic theocratic government enforcing sharia, or laws compatible with sharia. The term has also been used for a s ...
. Instead, their ties are driven by common political and strategic points. One of the first major fronts of the Iran–Syria alliance was Iraq. During the
Iran–Iraq War The Iran–Iraq War, also known as the First Gulf War, was an armed conflict between Iran and Iraq that lasted from September 1980 to August 1988. Active hostilities began with the Iraqi invasion of Iran and lasted for nearly eight years, unti ...
, Syria sided with non-Arab Iran against Iraq and was isolated by
Saudi Arabia Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in West Asia. Located in the centre of the Middle East, it covers the bulk of the Arabian Peninsula and has a land area of about , making it the List of Asian countries ...
and some of the Arab countries, with the exceptions of
Libya Libya, officially the State of Libya, is a country in the Maghreb region of North Africa. It borders the Mediterranean Sea to the north, Egypt to Egypt–Libya border, the east, Sudan to Libya–Sudan border, the southeast, Chad to Chad–L ...
,
Lebanon Lebanon, officially the Republic of Lebanon, is a country in the Levant region of West Asia. Situated at the crossroads of the Mediterranean Basin and the Arabian Peninsula, it is bordered by Syria to the north and east, Israel to the south ...
,
Algeria Algeria, officially the People's Democratic Republic of Algeria, is a country in the Maghreb region of North Africa. It is bordered to Algeria–Tunisia border, the northeast by Tunisia; to Algeria–Libya border, the east by Libya; to Alger ...
,
Sudan Sudan, officially the Republic of the Sudan, is a country in Northeast Africa. It borders the Central African Republic to the southwest, Chad to the west, Libya to the northwest, Egypt to the north, the Red Sea to the east, Eritrea and Ethiopi ...
and
Oman Oman, officially the Sultanate of Oman, is a country located on the southeastern coast of the Arabian Peninsula in West Asia and the Middle East. It shares land borders with Saudi Arabia, the United Arab Emirates, and Yemen. Oman’s coastline ...
. As one of Iran's few Arab allies during the war, Syria shut down an Iraqi oil pipeline (
Kirkuk–Baniyas pipeline The Kirkuk–Baniyas pipeline is a currently defunct crude oil pipeline built by the Iraq Petroleum Company from the Kirkuk oil field in Iraq to the Syrian port of Baniyas. The pipeline went into operation in April 1952 and was formally opened ...
) to deprive the Iraqis of revenue. Syria also trained Iranians in missile technology and provided Iran with
Scud B The R-17 Elbrus (, named for Mount Elbrus), GRAU index 9K72 is a tactical ballistic missile, initially developed by the Soviet Union. It is also known by its NATO reporting name SS-1C Scud-B. The R-17 is one of several Soviet missiles to carry the ...
missiles between 1986 and 1988. In return for Syria's war support, Iran provided Syria with millions of free and discounted barrels of oil throughout the 1980s. In addition, Khomeini was restrained in his condemnation of the
1982 Hama massacre The Hama massacre () occurred in February 1982 when the Syrian Arab Army and the Defense Companies paramilitary force, under the orders of President Hafez al-Assad, besieged the town of Hama for 27 days in order to quell an uprising by ...
. The second major area of cooperation between the two countries was in Lebanon during the
Lebanese Civil War The Lebanese Civil War ( ) was a multifaceted armed conflict that took place from 1975 to 1990. It resulted in an estimated 150,000 fatalities and led to the exodus of almost one million people from Lebanon. The religious diversity of the ...
. Iran's
Islamic Revolutionary Guard Corps The Islamic Revolutionary Guard Corps (IRGC), also known as the Iranian Revolutionary Guards, is a multi-service primary branch of the Islamic Republic of Iran Armed Forces, Iranian Armed Forces. It was officially established by Ruhollah Khom ...
, with Syrian assistance, established and trained the
Hezbollah Hezbollah ( ; , , ) is a Lebanese Shia Islamist political party and paramilitary group. Hezbollah's paramilitary wing is the Jihad Council, and its political wing is the Loyalty to the Resistance Bloc party in the Lebanese Parliament. I ...
group to spread Khomeini's ideology and repel the 1982 Israeli invasion of southern Lebanon. Iran and Syria viewed Hezbollah as a useful lever against Israel and a way to establish greater influence in Lebanese affairs. Iran and Syria had occasional differences in policy. In the mid-to-late 1980s, Syria maintained support for the non-Islamist
Shia Shia Islam is the second-largest branch of Islam. It holds that Muhammad designated Ali ibn Abi Talib () as both his political successor (caliph) and as the spiritual leader of the Muslim community (imam). However, his right is understood ...
Amal Movement The Amal Movement () is a Lebanese political party and militia affiliated mainly with the Shia community of Lebanon. It was founded by Musa al-Sadr and Hussein el-Husseini in 1974 as the "Movement of the Deprived." The party has been led by ...
in Lebanon, even as Iran tried to maximize Hezbollah's power among Lebanese Shia. Although Iran was deeply ambivalent about the American-led intervention to remove Saddam Hussein from Kuwait, Syria participated in the coalition of nations to fight Iraq. Still, these disagreements never threatened to derail the relationship.Milani, p. 82.


2000s–2011

The alliance deepened in 2000 when Hafez's son
Bashar al-Assad Bashar al-Assad (born 11September 1965) is a Syrian politician, military officer and former dictator Sources characterising Assad as a dictator: who served as the president of Syria from 2000 until fall of the Assad regime, his government ...
took over as President of Syria. Subsequent events like the
Iraq War The Iraq War (), also referred to as the Second Gulf War, was a prolonged conflict in Iraq lasting from 2003 to 2011. It began with 2003 invasion of Iraq, the invasion by a Multi-National Force – Iraq, United States-led coalition, which ...
, the "
Cedar Revolution The Cedar Revolution (), also known as the Independence uprising (), was a chain of demonstrations in Lebanon (especially in the capital Beirut) triggered by the assassination of former Lebanese Prime Minister Rafic Hariri. The popular movemen ...
", and the
2006 Lebanon War The 2006 Lebanon War was a 34-day armed conflict in Lebanon, fought between Hezbollah and Israel. The war started on 12 July 2006, and continued until a United Nations-brokered ceasefire went into effect in the morning on 14 August 2006, thoug ...
brought the countries closer together. Syria became increasingly dependent on Iran for political and military support, as Assad was unable to maintain positive ties with other Arab powers during this time. On 16 June 2006, the defense ministers of Iran and Syria signed an agreement for military cooperation against what they called the "common threats" presented by Israel and the United States. Details of the agreement were not specified, however the Iranian defense minister Najjar said "
Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...
considers Syria's security its own security, and we consider our defense capabilities to be those of Syria." The visit also resulted in the sale of Iranian military hardware to Syria. In addition to receiving military hardware, Iran has consistently invested billions of dollars into the Syrian economy. Currently, Iran is involved in implementing several industrial projects in Syria, including cement factories, car assembly lines, power plants, and silo construction. Iran also plans to set up a joint Iranian–Syrian bank in the future. On 17 February 2007, Presidents
Ahmadinejad Mahmoud Ahmadinejad (born Mahmoud Sabbaghian on 28 October 1956) is an Iranian principlist and nationalist politician who served as the sixth president of Iran from 2005 to 2013. He is currently a member of the Expediency Discernment Council. ...
and Assad met in Tehran. Ahmadinejad afterwards declared that they would form an alliance to combat U.S. and Israeli conspiracies against the Islamic world. In February 2010, President Ahmadinejad visited Damascus to sign a bilateral deal to remove travel visas between the two states, amid calls from U. S. Secretary of State
Hillary Clinton Hillary Diane Rodham Clinton ( Rodham; born October 26, 1947) is an American politician, lawyer and diplomat. She was the 67th United States secretary of state in the administration of Barack Obama from 2009 to 2013, a U.S. senator represent ...
to Syria to distance itself from both Iran and Shiite militia
Hezbollah Hezbollah ( ; , , ) is a Lebanese Shia Islamist political party and paramilitary group. Hezbollah's paramilitary wing is the Jihad Council, and its political wing is the Loyalty to the Resistance Bloc party in the Lebanese Parliament. I ...
.


Syrian Civil War (2011–2024)

During the Syrian Civil War since 2011, Iran has aided the Syrian government. ''
The Guardian ''The Guardian'' is a British daily newspaper. It was founded in Manchester in 1821 as ''The Manchester Guardian'' and changed its name in 1959, followed by a move to London. Along with its sister paper, ''The Guardian Weekly'', ''The Guardi ...
'' claimed that in May 2011 the Iranian Revolutionary Guard increased its "level of technical support and personnel support" to strengthen Syria's "ability to deal with protesters," according to one diplomat in
Damascus Damascus ( , ; ) is the capital and List of largest cities in the Levant region by population, largest city of Syria. It is the oldest capital in the world and, according to some, the fourth Holiest sites in Islam, holiest city in Islam. Kno ...
. Iranian Sr. Foreign Policy Advisor
Ali Akbar Velayati Ali Akbar Velayati ( ; born 24 June 1945) is an Iranian conservative politician and physician. He is currently a member of the Expediency Discernment Council. Velayati is a distinguished professor at Shahid Beheshti University of Medical Scien ...
declared, "Iran is not prepared to lose this golden counterweight
o Israel O, or o, is the fifteenth letter and the fourth vowel letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''o'' (pronounced ), ...
" Iran reportedly assisted the Syrian government sending it riot control equipment, intelligence monitoring techniques and oil.Iran agrees to fund Syrian military base
''The Telegraph'', Con Coughlin, 12 August 2011
It also agreed to fund a large military base at
Latakia airport Latakia International Airport () is an international airport serving Latakia, the principal port city of Syria. History Until 2024 the airport was officially known as ''Bassel Al-Assad International Airport'' (), named for Bassel al-Assad (1 ...
. ''
The Daily Telegraph ''The Daily Telegraph'', known online and elsewhere as ''The Telegraph'', is a British daily broadsheet conservative newspaper published in London by Telegraph Media Group and distributed in the United Kingdom and internationally. It was found ...
'' claimed in August 2011 that a former member of Syria's secret police reported "Iranian snipers" had been deployed in Syria to assist in the crackdown on protests. According to the U.S. government, Mohsen Chizari (the
Quds Force The Quds Force () is one of five branches of Iran's Islamic Revolutionary Guard Corps (IRGC). It specializes in unconventional warfare and military intelligence operations. U.S. Army's Iraq War General Stanley McChrystal describes the Quds Fo ...
's third-in-command) visited Syria to train security services to fight against the protestors. In late June 2011, the
Supreme Leader A supreme leader or supreme ruler typically refers to powerful figures with an unchallenged authority, such as autocrats, dictators to spiritual and revolutionary leaders. Historic examples are Adolf Hitler () of Nazi Germany, Francisco ...
Ali Khamenei Ali Hosseini Khamenei (; born 19 April 1939) is an Iranian cleric and politician who has served as the second supreme leader of Iran since 1989. He previously served as the third President of Iran, president from 1981 to 1989. Khamenei's tenure ...
, stated in regards to the uprising: "In Syria, the hand of America and Israel is evident;" and in regards to the Syrian government: "Wherever a movement is Islamic, populist, and anti-American, we support it." Other Iranian officials have made similar pronouncements identifying the U.S. government as the origin of the uprising."How Iran Keeps Assad in Power in Syria"
Geneive Abdo, 29 August 2011
However, in late August, the Iranian government gave its "first public sign" of concern over Syrian's handling of its crisis when foreign minister
Ali Akbar Salehi Ali Akbar Salehi (, ; born 24 March 1949) is an Iranian academic, diplomat and former head of the Atomic Energy Organization of Iran, who served in this position from 2009 to 2010 and also from 2013 to 2021. He served for the first time as head ...
issued a statement including the Syrian government in the list of states he urged to "answer to the demands of its people." Syrian dissident and academic Murhaf Jouejati argued that Iran's
contingency plan A contingency plan, or alternate plan, also known colloquially as Plan B, is a plan devised for an outcome other than in the usual (expected) plan. It is often used for risk management for an exceptional risk that, though unlikely, would have cata ...
for its interests in Syria, in case the current pro-Iran government is overthrown, is to ethnically fragment the country in such a way that Iran could support an independent Alawite state. Iran has been sending troops to fight in the Syrian Civil War. These troops have served in roles as advisors, security personnel, special forces, technicians, and frontline troops. Several high-ranking Iranian troops, including officers and generals, have been killed in combat in Syria. According to DW, Iran has been fighting against the factions in Syria, specifically the moderate and extremist factions, as well as I.S both directly and indirectly. According to some estimates, Iran controlled over 80,000 pro-Assad
Shi'ite Shia Islam is the second-largest branch of Islam. It holds that Muhammad designated Ali ibn Abi Talib () as both his political successor (caliph) and as the spiritual leader of the Muslim community (imam). However, his right is understood to ...
fighters in Syria. Iran's President
Hassan Rouhani Hassan Rouhani (; born Hassan Fereydoun, 12 November 1948) is an Iranian peoples, Iranian politician who served as the seventh president of Iran from 2013 to 2021. He is also a sharia lawyer ("Wakil"), academic, former diplomat and Islamic cl ...
stated on 3 August 2013, his inauguration day, that Iran's alliance with Syria would continue. In June 2017, Iran launched missiles into Syria, targeting
Islamic State The Islamic State (IS), also known as the Islamic State of Iraq and the Levant (ISIL), the Islamic State of Iraq and Syria (ISIS) and Daesh, is a transnational Salafi jihadism, Salafi jihadist organization and unrecognized quasi-state. IS ...
fighters in retaliation for Tehran terror attacks, which killed 18 people. According to Reuters reports, Iran has persisted several times that all foreign military forces without legal permission should respect Syria's territorial integrity and vacate the country. In January 2019, Iranian Vice President
Eshaq Jahangiri Eshaq Jahangiri Kouhshahi (, ; born 21 January 1958) is an Iranian politician who served as the sixth first vice president from 2013 until 2021 in Hassan Rouhani's government. Jahangiri was the minister of industries and mines from 1997 to 200 ...
and Syrian Prime Minister
Imad Khamis Imad Muhammad Dib Khamis (; born 1 August 1961) is a Syrian politician who served as the prime minister of Syria from 2016 to 2020 under president Bashar al-Assad. Previously, he was minister of electricity from 2011 to 2016. Early life and educ ...
signed 11 agreements and memoranda of understanding in Damascus, in order to bolster a "long-term strategic economic cooperation". On May 8, 2022, Syrian President Bashar al-Assad arrived in Iran for discussions with Supreme Leader Ayatollah Ali Khamenei. In September 2022, Israeli defense minister
Benny Gantz Benjamin Gantz ( ; born 9 June 1959) is an Israeli politician and retired army general. He served as a Minister without portfolio#Israel, minister without portfolio from 2023 to 2024, as the Ministry of Defense (Israel), minister of defense bet ...
said Iran is using proxy facilities in Syria to develop advanced missile systems and distribute them to its regional allies. Gantz revealed a map of facilities including an advanced underground facility in
Masyaf Masyaf ( ') is a city in northwestern Syria. It is the center of the Masyaf District in the Hama Governorate. As of 2004, Masyaf had a religiously diverse population of approximately 22,000 Ismailis, Alawites and Christians. The city is well kno ...
that he described as significantly dangerous to the region. During the Syrian Civil War, Iran provided oil to Syria at subsidized prices. In January 2023, Iranian officials reportedly told Syria they would no longer be able to buy Iranian oil at below market prices. In May 2023, President
Ebrahim Raisi Ebrahim Raisolsadati (14 December 1960 – 19 May 2024), better known as Ebrahim Raisi, was an Iranian politician who served as the eighth president of Iran from 2021 until 2024 Varzaqan helicopter crash, his death in a helicopter crash in 202 ...
went to Damascus, to be a first visit of an Iranian president since the emergence of civil war. However, the trip aimed to enhance cooperation in energy and electricity sectors.


Post-Assad regime (2024–present)

On 1 December 2024, Iranian Foreign Minister
Abbas Araghchi Sayyid Abbas Araghchi (, ; also spelled Araqchi, born 5 December 1962) is an Iranian diplomat and politician, who is the Minister of Foreign Affairs of Iran since August 2024. He previously served as the Spokesperson for the Ministry of Foreign A ...
left for a meeting with Assad in Damascus after rebel forces led by
Hayat Tahrir al-Sham Hay'at Tahrir al-Sham (HTS) was a Sunni Islamist political organisation and paramilitary group involved in the Syrian civil war. It was formed on 28January 2017 as a merger between several armed groups: Jaysh al-Ahrar (an Ahrar al-Sham facti ...
took over the Syrian city of
Aleppo Aleppo is a city in Syria, which serves as the capital of the Aleppo Governorate, the most populous Governorates of Syria, governorate of Syria. With an estimated population of 2,098,000 residents it is Syria's largest city by urban area, and ...
and pledged that Iran would support Assad's regime in his counteroffensive against the rebels. Araghchi was quoted as saying "We firmly support the
Syrian army The Syrian Army is the land force branch of the Syrian Armed Forces. Up until the fall of the Assad regime, the Syrian Arab Army existed as a land force branch of the Syrian Arab Armed Forces, which dominanted the military service of the fo ...
and government. ... The Syrian army will once again be victorious over these terrorist groups as in the past". On 2 December 2024, Iranian president
Masoud Pezeshkian Masoud Pezeshkian (, ; born 29 September 1954) is an Iranian politician and physician who has been serving as the ninth president of Iran since 28 July 2024. Pezeshkian served as governor of Piranshahr and Naghadeh counties and was elected to ...
, spoke to Assad by phone and said that he had "confidence in Damascus' ability to prevail". After rebels captured Damascus on December 8, 2024, the Iranian embassy was ransacked, with posters of Iran's leaders, such as Ayatollah Khamenei, Khomeini (who called Syria: “the golden ring of the resistance chain in the region.”), and figures like
Hassan Nasrallah Hassan Nasrallah (, ; 31 August 196027 September 2024) was a Lebanese cleric and politician who served as the third secretary-general of Hezbollah, a Shia Islamist political party and militia, from 1992 until his assassination in 2024. Bor ...
and Qassem Soleimani, torn down and scattered across the floors. Many Syrians blamed Iran and Hezbollah for supporting Assad's oppression. Iranian diplomats and Quds Force commanders fled the country. Iran called for negotiations with Syria's new rulers. The
Syrian caretaker government The Syrian caretaker government () was the provisional government of Syria. It was established in December 2024 by the Syrian opposition after the Syrian General Command appointed Mohammed al-Bashir as prime minister, replacing Mohammad ...
was reportedly set to demand $300 billion in compensation from Iran in international courts for "the harm caused by Tehran’s 'criminal and arbitrary' policies to the Syrians and the Syrian infrastructure during its military alignment with its militias in favor of the regime of the ousted president. Bashar al-Assad." The collapse of the Assad regime, a key ally of the Islamic Republic and a longstanding member of the Iranian-led "
Axis of Resistance The Axis of Resistance is an informal coalition of Iranian-supported militant and political organizations across the Middle East. Formed by Iran, it unites actors committed to countering the influence of the United States and Israel in the regio ...
," has been described as a significant blow to the network and a crucial step toward its disintegration. Iran's foreign minister stated that "The resistance front has had a really hard year."
Anwar Gargash Anwar Mohammed Gargash (; born 28 March 1959) is an Emirati politician who served as the minister of state for foreign affairs between February 2008 and February 2021. Since February 2021, he has been serving as a senior diplomatic advisor to th ...
, A senior Emirati diplomat had stated that "Iran’s deterrence thinking is really shattered by events in Gaza, by events in Lebanon and definitely by developments in Syria". The fall of Assad's regime led to unusual domestic criticism of Iran's regional strategy among skeptics who demanded to know why Iran had invested so much in the Axis of Resistance instead of within their own country. As of January 2025, Syria bans Iranian citizens and goods from entering its territory. Syrian officials have accused Iran of attempting to destabilize the new government by supporting the
Assad loyalist insurgency Asad (), sometimes written as Assad, is an Arabic male given name literally meaning "lion". It is used in nicknames such as ''Asad Allāh'', one of the by-names for Ali ibn Abi Talib. People Among prominent people named "Asad" or "Assad" a ...
, as well as extremists affiliated with the
Islamic State The Islamic State (IS), also known as the Islamic State of Iraq and the Levant (ISIL), the Islamic State of Iraq and Syria (ISIS) and Daesh, is a transnational Salafi jihadism, Salafi jihadist organization and unrecognized quasi-state. IS ...
.


Cultural relations

Iran opened its first cultural center in Syria in 1983, located in the Mazzeh neighborhood of
Damascus Damascus ( , ; ) is the capital and List of largest cities in the Levant region by population, largest city of Syria. It is the oldest capital in the world and, according to some, the fourth Holiest sites in Islam, holiest city in Islam. Kno ...
. It was later moved into the heart of Damascus next to
Martyrs' Square Martyrs' Square may refer to: * Martyrs' Square, Beirut, Lebanon * Martyrs' Square, Brussels, Belgium * Martyrs' Square, Damascus, a.k.a. Marjeh Square, Syria * Martyrs' Square, on Quwatli Street in Homs, Syria * Martyrs' Square, Tripoli, Libya, k ...
. The goals of the center include increasing cultural, scientific, and religious exchanges between the two countries, as well as being a forum for Iranian Islamic culture and
Persian Persian may refer to: * People and things from Iran, historically called ''Persia'' in the English language ** Persians, the majority ethnic group in Iran, not to be conflated with the Iranic peoples ** Persian language, an Iranian language of the ...
. The cultural center cooperates with four Syrian universities to encourage the teaching of the Persian language. While Iran has shown an interest in spreading its culture to Syria, Syria has not been as motivated to spread its culture to Iran, as it is already common for Iranians to study Arabic. It was only in 2005 that Syria opened its first cultural center in Iran, which has become popular with Iranians seeking to improve their Arabic. The largest cultural ties between Iran and Syria come from
religious tourism Religious tourism, spiritual tourism, sacred tourism, or faith tourism, is a type of tourism with two main subtypes: pilgrimage, meaning travel for religious or spiritual purposes, and the viewing of religious monuments and artefacts, a branch o ...
. In 2008, 333,000 Iranians visited Syria as tourists, most of whom came to make religious pilgrimages to shrines like Sayida Zaynab and Sayida Ruqayya, both of which Iran has helped to renovate and expand. Likewise, Iran restored mausoleums in
Raqqa Raqqa (, also , Kurdish language, Kurdish: ''Reqa'') is a city in Syria on the North bank of the Euphrates River, about east of Aleppo. It is located east of the Tabqa Dam, Syria's largest dam. The Hellenistic, Roman, and Byzantine city and b ...
(shrines of Uways al-Qarani and
Ammar bin Yasir Ammar ibn Yasir (; July 657 C.E.) was a ''Sahabi'' (Companion) of the Islamic prophet Muhammad, and a commander in the early Muslim conquests. His parents, Sumayya and Yasir ibn Amir, were the first martyrs of the Ummah. Ammar converted to Is ...
). According to Nadia von Maltzahn, the author of a book on cultural diplomacy between Syria and Iran, a large amount of religious tourism from Iran has given Syrians the idea that all Iranians are "religious, of modest background, and conservative, which did not persuade many Syrians to visit Iran."


Position on territorial claims involving Iran

At an
Arab League The Arab League (, ' ), officially the League of Arab States (, '), is a regional organization in the Arab world. The Arab League was formed in Cairo on 22 March 1945, initially with seven members: Kingdom of Egypt, Egypt, Kingdom of Iraq, ...
summit in May 2024, Syria backed the
United Arab Emirates The United Arab Emirates (UAE), or simply the Emirates, is a country in West Asia, in the Middle East, at the eastern end of the Arabian Peninsula. It is a Federal monarchy, federal elective monarchy made up of Emirates of the United Arab E ...
' claim to Abu Musa and the Greater and Lesser Tunbs over the Iranian one, drawing criticism in Iranian state media.


See also

* Arab–Iran relations *
Axis of evil The phrase "axis of evil" was first used by U.S. president George W. Bush and originally referred to Iran, Ba'athist Iraq, and North Korea. It was used in Bush's State of the Union address on January 29, 2002, less than five months after the ...
* Iran-Iraq-Syria pipeline *
Iran–Lebanon relations Iran and Lebanon have diplomatic relations, with embassies in each other countries. Since the Iranian Revolution in 1979, the two countries have deepened relations amidst controversy in Lebanon and abroad. In a 2012 Pew Global Attitudes survey, ...
*
Iranian involvement in the Syrian Civil War From the 2000s until the fall of the Assad regime, the Islamic Republic of Iran and the Syrian Arab Republic were close strategic allies, and Iran provided significant support for the Syrian Ba'athist government in the Syrian civil war, in ...
* Iranians in Syria * Shia crescent *
State Sponsors of Terrorism "State Sponsors of Terrorism" is a designation applied to countries that are alleged to have "repeatedly provided support for acts of international terrorism" per the United States Department of State. Inclusion on the list enables the United St ...
*
Hezbollah–Iran relations The Islamic Republic of Iran is a key patron of the Lebanese Shia Islamist militia and political party Hezbollah. Iranian support, including financial aid, deployment of Revolutionary Guards, and training, has played an important role in Hezbo ...


References


External links


The Iran-Syria Nexus and its Implications for the Region: Hearing before the Subcommittee on the Middle East and North Africa of the Committee on Foreign Affairs, House of Representatives, One Hundred Thirteenth Congress, First Session, July 31, 2013
{{DEFAULTSORT:Iran-Syria relations
Syria Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
Bilateral relations of Syria