November 12, 1970★★★★★
1970 Bhola cyclone
A tropical cyclone strikes East Pakistan (now Bangladesh), killing an estimated 300,000 to 500,000 people, one of the deadliest natural disasters of the 20th century.
Disaster· Bangladesh, India
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Events this year
Ongoing
November 1, 1955 – April 30, 1975★★★★★
Vietnam War
A conflict between North Vietnam and the Viet Cong on one side and South Vietnam, backed by the United States and its allies, on the other; it ends with the fall of Saigon in 1975.
War· Vietnam, United States, Laos, Cambodia
1962 – 1971★★★★★
Operation Ranch Hand
The US Air Force sprays herbicides, including dioxin-contaminated Agent Orange, over large areas of South Vietnam, with lasting health and environmental effects.
WarDisaster· Vietnam, United States
1966 – 1976★★★★★
Cultural Revolution
Mao Zedong launches a decade-long political movement that brings social upheaval, persecution and the destruction of cultural heritage.
PoliticsRevolutionCulture· China
July 6, 1967 – January 15, 1970★★★★★
Nigerian Civil War (Biafran War)
War followed the secession of south-eastern Nigeria as the Republic of Biafra; the fighting and blockade-induced famine killed an estimated one to two million people.
War· Nigeria