The Çatalca Peninsula lies in the European section of

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

(

Thrace Thrace (, ; ; ; ) is a geographical and historical region in Southeast Europe roughly corresponding to the province of Thrace in the Roman Empire. Bounded by the Balkan Mountains to the north, the Aegean Sea to the south, and the Black Se ...

), extending from the southeast

Balkans The Balkans ( , ), corresponding partially with the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions. The region takes its name from the Balkan Mountains that stretch throug ...

and separating the

Black Sea The Black Sea is a marginal sea, marginal Mediterranean sea (oceanography), mediterranean sea lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bound ...

from the

Sea of Marmara The Sea of Marmara, also known as the Sea of Marmora or the Marmara Sea, is a small inland sea entirely within the borders of Turkey. It links the Black Sea and the Aegean Sea via the Bosporus and Dardanelles straits, separating Turkey's E ...

on the western side of the strait of Bosphorus. Approximately two thirds of

Istanbul Istanbul is the List of largest cities and towns in Turkey, largest city in Turkey, constituting the country's economic, cultural, and historical heart. With Demographics of Istanbul, a population over , it is home to 18% of the Demographics ...

, one of the most populous cities of the world, occupy its eastern part.

Geography

The peninsula is roughly rectangular. It is bordered by the

to the north,

to the south and

Bosphorus The Bosporus or Bosphorus Strait ( ; , colloquially ) is a natural strait and an internationally significant waterway located in Istanbul, Turkey. The Bosporus connects the Black Sea to the Sea of Marmara and forms one of the continental bo ...

to the east. The west border is more or less arbitrary, but usually taken to correspond with the western border of

Istanbul Province Istanbul is the List of largest cities and towns in Turkey, largest city in Turkey, constituting the country's economic, cultural, and historical heart. With Demographics of Istanbul, a population over , it is home to 18% of the Demographics ...

. Thus defined, its north to south width is about and the west to east length is about . Çatalca Peninsula is almost a mirror image of the

Kocaeli Peninsula The Kocaeli Peninsula () lies in the northwest corner of Anatolia, Turkey, separating the Black Sea and the Sea of Marmara on the Asian side of the strait of Bosphorus. Approximately one-third of Istanbul, one of the most populous cities of the wo ...

on the other side of the Bosphorus. In fact, the geographers consider it to be a part of the ''Kocaeli–Çatalca subregion''. There are several natural and artificial lakes in the Çatalca peninsula including

Lake Durusu Lake Durusu (also called Lake Terkos or Targus) is a lake in Thrace region of Turkey. It would be eliminated by the planned Istanbul Canal. Description The lake lies in İstanbul Province. The midpoint of the lake is at about . It is situated ...

Lake Büyükçekmece Lake Büyükçekmece () is a Liman (landform), liman formed at the point where the river Karasudere flows into the Marmara Sea. The lake is located south of the Çatalca district, west of Istanbul, Turkey. It is used as a freshwater reservoir. Th ...

and

Lake Küçükçekmece Lake Küçükçekmece () is a lagoon located between the Küçükçekmece, Esenyurt and Avcılar districts of the European portion of Istanbul Province, northwestern Turkey. The lake is neighbored in the south by state road D.100 and in the nort ...

History

During the reign of

Byzantine Emperor The foundation of Constantinople in 330 AD marks the conventional start of the Eastern Roman Empire, which Fall of Constantinople, fell to the Ottoman Empire in 1453 AD. Only the emperors who were recognized as legitimate rulers and exercised s ...

Anastasius I (491–518) a defense wall had been constructed between Evcik beach at the north and

Silivri Silivri, formerly Selymbria (Greek language, Greek: Σηλυμβρία), is a municipality and Districts of Turkey, district of Istanbul Province, Istanbul Province, Turkey. Its population is 217,163 (2022). It lies along the Sea of Marmara, outsi ...

at the south to defend

Constantinople Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...

from

Huns The Huns were a nomadic people who lived in Central Asia, the Caucasus, and Eastern Europe between the 4th and 6th centuries AD. According to European tradition, they were first reported living east of the Volga River, in an area that was par ...

and other attackers. The wall was one of the longest ramparts of

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 ...

. But even then such attackers as Avars (616),

Bulgarians Bulgarians (, ) are a nation and South Slavs, South Slavic ethnic group native to Bulgaria and its neighbouring region, who share a common Bulgarian ancestry, culture, history and language. They form the majority of the population in Bulgaria, ...

(813) and

Pechenegs The Pechenegs () or Patzinaks, , Middle Turkic languages, Middle Turkic: , , , , , , ka, პაჭანიკი, , , ; sh-Latn-Cyrl, Pečenezi, separator=/, Печенези, also known as Pecheneg Turks were a semi-nomadic Turkic peopl ...

(1090) were able to lay siege to Constantinople.An essay on Çatalca
/ref> After 1371, most of Çatalca Peninsula fell to

Ottoman Turks The Ottoman Turks () were a Turkic peoples, Turkic ethnic group in Anatolia. Originally from Central Asia, they migrated to Anatolia in the 13th century and founded the Ottoman Empire, in which they remained socio-politically dominant for the e ...

. The whole peninsula became a part of Ottoman Empire by the conquest of Constantinople in 1453. Since then Çatalca Peninsula is a Turkish land except for Bulgarian attack during the

First Balkan War The First Balkan War lasted from October 1912 to May 1913 and involved actions of the Balkan League (the Kingdoms of Kingdom of Bulgaria, Bulgaria, Kingdom of Serbia, Serbia, Kingdom of Greece, Greece and Kingdom of Montenegro, Montenegro) agai ...

and temporary occupation by

Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...

at the end of

World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...

Population and economy

Çatalca Peninsula (together with Kocaeli Peninsula at the other side of Bosphorus) is the most industrialised region of Turkey. The 25 European districts of Istanbul have a total population of more than 10 million (2022). The population density of the peninsula exceeds 2000/km² (5180/ mi²).

References

{{DEFAULTSORT:Catalca Peninsula Peninsulas of Turkey Marmara region Landforms of Istanbul Province