+The Republic of Vietnam, commonly known as [South Vietnam](/wiki/South_Vietnam), was a state in Southeast Asia that existed from 1955 to 1975. It represented the southern half of Vietnam, allied with the United States and other anti-communist nations during the [Vietnam War](/wiki/Vietnam_War). Its fall in 1975 led to the reunification of Vietnam under communist rule.
+## See also
+- [North Vietnam](/wiki/North_Vietnam)
+- [Vietnam War](/wiki/Vietnam_War)
+- [Saigon](/wiki/Saigon)
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