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Major Matthew Đặng Sỹ (29 July 1929 – 11 November 2006) was an officer in the
Army of the Republic of Vietnam The Army of the Republic of Vietnam (ARVN; ; ) composed the ground forces of the Republic of Vietnam Military Forces, South Vietnamese military from its inception in 1955 to the Fall of Saigon on 30 April 1975. Its predecessor was the ground forc ...
. He acquired a degree of infamy for ordering his soldiers to open fire on a crowd of Buddhists demonstrating against a ban on the
Buddhist flag The Buddhist flag is a flag designed in the late 19th century as a universal symbol of Buddhism. The flag's five vertical bands represent the Prabashvara, five colors of the aura (paranormal), aura which Buddhists believe emanated from the body ...
, leading to the Huế Vesak shootings in which nine people died. This sparked the
Buddhist crisis The Buddhist crisis () was a period of political and religious tension in South Vietnam between May and November 1963, characterized by a series of repressive acts by the South Vietnamese government and a campaign of civil resistance, led mainl ...
and downfall of
Ngô Đình Diệm Ngô Đình Diệm ( , or ; ; 3 January 1901 – 2 November 1963) was a South Vietnamese politician who was the final prime minister of the State of Vietnam (1954–1955) and later the first president of South Vietnam ( Republic of ...
.


Early life

Born in the province of Thừa Thiên,
Huế Huế (formerly Thừa Thiên Huế province) is the southernmost coastal Municipalities of Vietnam, city in the North Central Coast region, the Central Vietnam, Central of Vietnam, approximately in the center of the country. It borders Quảng ...
, Sy Dang came from a long line of devout
Roman Catholics The Catholic Church (), also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institut ...
, including Michael Dinh-Hy Ho, one of the
Vietnamese Martyrs Vietnamese Martyrs (), also known as the Martyrs of Tonkin and Cochinchina, collectively Martyrs of Annam or formerly Martyrs of Indochina, are saints of the Catholic Church who were canonized by Pope John Paul II. On June 19, 1988, thousands o ...
. He attended a Lasallian school, graduated from National Military Academy of
Da Lat Da Lat, or Dalat (; ), is the capital of Lâm Đồng Province and the largest city of the Central Highlands (Vietnam), Central Highlands region in Vietnam. The city is located above sea level on the Langbiang Plateau. Da Lat is one of the mos ...
as
first Lieutenant First lieutenant is a commissioned officer military rank in many armed forces; in some forces, it is an appointment. The rank of lieutenant has different meanings in different military formations, but in most forces it is sub-divided into a se ...
. His father was a captain for the local national guard unit. At age 14, Sy Dang ventured as an interpreter for the local
French French may refer to: * Something of, from, or related to France ** French language, which originated in France ** French people, a nation and ethnic group ** French cuisine, cooking traditions and practices Arts and media * The French (band), ...
garrison. He tried the prospect of being a Christian Brother, like his mother's brother, but found he was not suited for a "pious", teaching life. He decided to follow a military career. He married Cam De Nguyen at the age of twenty-one. She converted to
Roman Catholicism The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
; the couple had ten children.


Military career

After his graduation from the Vietnamese National Military Academy in
Da Lat Da Lat, or Dalat (; ), is the capital of Lâm Đồng Province and the largest city of the Central Highlands (Vietnam), Central Highlands region in Vietnam. The city is located above sea level on the Langbiang Plateau. Da Lat is one of the mos ...
and having attended the U.S. Infantry Center & School at
Fort Benning Fort Benning (named Fort Moore from 2023–2025) is a United States Army post in the Columbus, Georgia area. Located on Georgia's border with Alabama, Fort Benning supports more than 120,000 active-duty military, family members, reserve compone ...
, Sy Dang quickly progressed to the rank of
major Major most commonly refers to: * Major (rank), a military rank * Academic major, an academic discipline to which an undergraduate student formally commits * People named Major, including given names, surnames, nicknames * Major and minor in musi ...
, assigned to the First Infantry Division and was named as deputy Governor and Security Chief, in charge of Thừa Thiên and Huế city. While in this position, he was embroiled in the midst of political unrests such as the Huế Vesak shootings. He ordered his men to open fire on the unarmed demonstrators, and nine were murdered in the ensuing chaos. .


The trial of Đặng Sỹ

As Deputy Governor in charge of Huế's security, Major Sy Dang was held responsible for the deaths of nine Buddhists. Many accounts, which included official
CIA The Central Intelligence Agency (CIA; ) is a civilian foreign intelligence service of the federal government of the United States tasked with advancing national security through collecting and analyzing intelligence from around the world and ...
reports and
U.S. State Department The United States Department of State (DOS), or simply the State Department, is an executive department of the U.S. federal government responsible for the country's foreign policy and relations. Equivalent to the ministry of foreign affairs ...
weekly reports, indicated that Major Đặng took direct actions that caused these deaths. There are other minority accounts, which suggested Major Đặng was at the right time and place for a set-up by third party with interests in seeing the Diệm regime fall. Journalists Arthur Dommen and Ellen Hammer speculated that an American serviceman and a handful of CIA operatives orchestrated the entire affair.
Marguerite Higgins Marguerite Higgins Hall (September 3, 1920January 3, 1966) was an American reporter and war correspondent. Higgins covered World War II, the Korean War, and the Vietnam War, and in the process advanced the cause of equal access for female war ...
and an independent
United Nations The United Nations (UN) is the Earth, global intergovernmental organization established by the signing of the Charter of the United Nations, UN Charter on 26 June 1945 with the stated purpose of maintaining international peace and internationa ...
investigative team reported on May 8, 1963, at 8:00 p.m. that a large crowd, under the leadership of
Vietnamese Vietnamese may refer to: * Something of, from, or related to Vietnam, a country in Southeast Asia * Vietnamese people, or Kinh people, a Southeast Asian ethnic group native to Vietnam ** Overseas Vietnamese, Vietnamese people living outside Vietna ...
Mahayana Buddhist Mahāyāna ( ; , , ; ) is a term for a broad group of Buddhist traditions, texts, philosophies, and practices developed in ancient India ( onwards). It is considered one of the three main existing branches of Buddhism, the others being Thera ...
monk Venerable
Thích Trí Quang Thích Trí Quang ( vi-hantu, 釋智光) (21 December 1923 – 8 November 2019) was a Vietnamese Mahayana Buddhist monk best known for his role in leading South Vietnam's Buddhist population during the Buddhist crisis in 1963, and in later Bu ...
, besieged Huế radio station to broadcast their request for religious rights. The station director refused to facilitate their request and proceeded to deny the Buddhists access by barricading himself. He called on the local fire station and government security forces to prevent the Buddhists from voicing their plight. The firemen were unable to disperse the crowd with fire hose. Đặng's security forces arrived, with armored vehicles, to negotiate with the Venerable and the station director. An agreement was reached and the Venerable was working to disperse the crowd. A series of explosions blasted exterior of the radio station while Đặng and Quang were inside, causing a massive stampede. On the pretext of "defending" against possible "
Việt Cộng The Viet Cong (VC) was an epithet and umbrella term to refer to the communist-driven armed movement and united front organization in South Vietnam. It was formally organized as and led by the National Liberation Front of South Vietnam, and ...
attack" in darkness, Dang signaled his men, with three shots to the air, to use
MK3A2 The MK3 hand grenade is a cylindrical concussion grenade designed to produce casualties during close combat while minimizing danger to friendly personnel exposed in the open owing to minimal fragmentation. There is a secondary fragmentation haza ...
concussion grenades to subdue the crowd and "secure" the area. After the crowd dispersed, there were eight people dead and one person dying. The Diệm government dismissed charges of misconduct. Later, however, the South Vietnamese military junta tried and Đặng and sentenced him to death in 1964 for charges including shooting into an unarmed crowd, having armored vehicles ran over protesters, and using dangerous, high explosives for crowd control. Đặng, primarily on his own, maintained his and his men's innocence. When the military tribunal pronounced sentence, thousands lined the streets in protest, prompting some international observers to speculate that an internal civil war was about to erupt."Death Sentence Asked for Vietnamese Major"
/ref> Facing internal unrest and U.S. government disapproval, Khánh commuted Đặng's death sentence to life with hard labour at Côn Sơn with payments to victims' families.


Post-military career

In 1967, the Thiệu civilian government repealed the life sentence and restored his rank. Dang chose to resign to civilian life and worked at
Bank of America The Bank of America Corporation (Bank of America) (often abbreviated BofA or BoA) is an American multinational investment banking, investment bank and financial services holding company headquartered at the Bank of America Corporate Center in ...
in
Saigon Ho Chi Minh City (HCMC) ('','' TP.HCM; ), commonly known as Saigon (; ), is the most populous city in Vietnam with a population of around 14 million in 2025. The city's geography is defined by rivers and canals, of which the largest is Saigo ...
. From 1969 until the
Fall of Saigon The fall of Saigon, known in Vietnam as Reunification Day (), was the capture of Saigon, the capital of South Vietnam, by North Vietnam on 30 April 1975. As part of the 1975 spring offensive, this decisive event led to the collapse of the So ...
, he was the chairman of the executive board for an import-export company, South Asia Facilities. After April 1975, Dang was imprisoned for his military career with the former regime. In March 1980, Dang was released and escaped to
Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...
by
boat A boat is a watercraft of a large range of types and sizes, but generally smaller than a ship, which is distinguished by its larger size or capacity, its shape, or its ability to carry boats. Small boats are typically used on inland waterways s ...
. He was reunited with his family in December of the same year. Subsequently, he worked with
Baltimore County Baltimore County ( , locally: or ) is the third-most populous county in the U.S. state of Maryland. The county is part of the Central Maryland region of the state. Baltimore County partly surrounds but does not include the independent city ...
Department of Social Services and U.S.
Catholic Charities The Catholic Church operates numerous charitable organizations. Catholic spiritual teaching includes spreading the Gospel, while Catholic social teaching emphasises support for the sick, the poor and the afflicted through the corporal and spir ...
to help Vietnamese refugees until his retirement.


Death

Sy Dang died on November 11, 2006, aged 77, at his home in
Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...
.


U.S. news headlines 1963-66

* Letters to The Times; Diem Regime Assailed Religious Favoritism, Intolerance and Persecution Charged. ''New York Times'' - August 2, 1963 * Start Trial For Murder. ''Gettysburg Times'' - June 2, 1964 * Vietnamese Major Enters Innocent Plea. ''Eugene Register-Guard'' - June 2, 1964 * Saigon Trying Officer As Slayer of Buddhists. ''New York Times'' - June 3, 1964 * Major Asked to Blame Bishop. ''Chicago Tribune'' - June 3, 1964 * Viet Officer Gets Life For Killing Buddhists. ''Hartford Courant'' - June 7, 1964 * Religious-political Furor In Viet Nam Sparks Noisy March. ''Gadsden Times'' - June 8, 1964 * VIETNAM OFFICER DRAWS LIFE TERM; Convicted of Killing Eight. ''New York Times'' - June 7, 1964 * Protest Against Military Rule, 100,000 marched. ''Keesing's World News'' - December 1, 1964 * State Woman Fights for Major's Freedom. ''Owosso Argus-Press'' - March 1966


See also

Persecution of Buddhists Many adherents of Buddhism have experienced religious persecution because of their adherence to the Buddhist practice, including unwarranted arrests, imprisonment, beating, torture, and/or execution. The term also may be used in reference to t ...


References


External links

* ''Lodge in Vietnam: A Patriot Abroad'' by Anne E. Blair; Yale University Press (1995) * "The Impossible Prayer", ''The Baltimore Sun'' (1987) {{DEFAULTSORT:Dang, Sy 1929 births 2006 deaths Vietnamese emigrants to the United States Vietnamese Roman Catholics South Vietnamese military personnel of the Vietnam War People from Huế