This Day in History September 21: Notable Historical Events on September 21
This Day in History September 21st. The most notable events that took place on September 21st range from political historical events to cultural and social events.
Domestic events taking place on September 21
September 21, 1967:Journalist and photographer Dinh Thuy died at the Trang Dau front (now in Tay Ninh province). His real name was Bui Dinh Tuy, born in 1914, from Canh Duong commune, Quang Trach district, Quang Binh province.

September 21, 1976:The World Bank recognized the Socialist Republic of Vietnam as an official member. The World Bank (abbreviated as WB) was established in July 1944 but officially operated from June 25, 1946.

September 21, 1976:Establishment of the Chemical Officer School (now the Chemical Defense Officer School).

September 21, 1998:The Prime Minister signed Decision 180/QD-TT assigning the Chemical Defense Officer School the task of training university-level chemical defense technical command officers.
International events taking place on September 21
September 21, 1820:The Maratha Empire collapsed after its defeat by the British, and the British East India Company continued to consolidate its position in India.

September 21, 1898:Empress Dowager Cixi launched a coup and assumed regency, placed Emperor Guangxu under house arrest, and searched for reformists. The Mau Tuat coup ended.

September 21, 1942:The B–29 Superfortress prototype, a heavy bomber and one of the largest aircraft of World War II, takes to the air for the first time.

September 21, 1979:After the overthrow of Emperor Jean–Bédel Bokassa, the Central African Empire was officially dissolved.

September 21, 1981:International Day of Peace was first celebrated. Since then, International Day of Peace or World Peace Day, is observed every year on September 21. This day is dedicated to peace, and especially the absence of war.

September 21, 1991:Armenian National Day.
