1971★★★★★
First networked email
Ray Tomlinson sends the first email between computers on ARPANET, choosing the @ sign to separate user and host names.
Technology· United States
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Events this year
March 26, 1971 – December 16, 1971★★★★★
Bangladesh Liberation War
East Pakistan declares independence as Bangladesh; after nine months of war and Indian intervention, Pakistani forces surrender in Dhaka.
WarRevolution· Bangladesh, Pakistan, India
November 1971★★★★★
Intel 4004, the first commercial microprocessor
Intel introduces the 4004, the first commercially available single-chip microprocessor, paving the way for personal computers.
Technology· United States
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