Sino-Vietnamese War

The Sino-Vietnamese War was a brief armed conflict in which China invaded northern Vietnam in February 1979 and withdrew its forces the following month.

Chinese invasion of Vietnam: China's February 1979 military incursion into northern Vietnam, which began the Sino-Vietnamese War. The invasion opened the war and set its northern-front campaign in motion.
Cambodian–Vietnamese War: A conflict between Vietnam and Democratic Kampuchea that began in 1978 and ended with Vietnam's overthrow of the Khmer Rouge government. Vietnam's invasion of Cambodia was China's principal stated reason for attacking Vietnam.
Deng Xiaoping: A Chinese political leader who became China's paramount leader in 1978 and directed its reform-era policies. Deng approved the military action and presented it as a warning to Vietnam.
Third Indochina War: A series of conflicts from the late 1970s to 1991 involving Vietnam, China, Cambodia, and their allies. The 1979 war was one episode in this broader period of regional conflict.
Battle of Cao Bằng: A major 1979 battle in which Chinese forces captured the northern Vietnamese town of Cao Bằng. The fighting around Cao Bằng illustrates the campaign's costly advance through border terrain.
Khmer Rouge: A Cambodian communist movement that ruled Democratic Kampuchea from 1975 to 1979. China backed the Khmer Rouge government that Vietnam overthrew in Cambodia.
Lê Duẩn: A Vietnamese communist leader who served as general secretary of the Communist Party of Vietnam from 1960 until 1986. Lê Duẩn led Vietnam during the invasion and its resistance.
Sino-Vietnamese conflicts (1979–1991): A series of border clashes and military confrontations between China and Vietnam after the 1979 invasion. Withdrawal did not settle the dispute; armed confrontations continued for more than a decade.
Battle of Lạng Sơn: A major battle in March 1979 in which Chinese forces captured Lạng Sơn, near Vietnam's northern border. Its capture preceded China's announcement that its forces would withdraw.
Sino-Soviet split: The political and ideological rupture between the Soviet Union and China that developed from the late 1950s. China and Vietnam's Soviet alliance placed their conflict within a wider rivalry with Moscow.

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