March 10, 1975 – April 30, 1975★★★★★
Beginning with the attack on Buôn Ma Thuột, North Vietnamese forces advance across the South, leading to South Vietnam's collapse on 30 April 1975.
War· Vietnam
April 17, 1975 – January 7, 1979★★★★★
The Khmer Rouge capture Phnom Penh and forcibly empty the cities; Pol Pot's regime causes the deaths of an estimated 1.5 to 2 million people.
RevolutionPolitics· Cambodia
April 30, 1975★★★★★
North Vietnamese forces enter the Independence Palace; the Republic of Vietnam surrenders, ending the Vietnam War.
WarPolitics· Vietnam, United States
September 16, 1975★★★★★
Papua New Guinea gained independence from Australia, becoming one of the most linguistically diverse countries in the world.
Politics· Papua New Guinea, Australia
December 7, 1975★★★★★
Indonesia invades East Timor, a former Portuguese colony, beginning a 24-year occupation.
War· Timor-Leste, Indonesia
January 19, 1974★★★★★
Chinese naval forces clash with the South Vietnamese navy and take control of all of the Paracel Islands.
War· Vietnam, China