On this date, the Republic of South Vietnam formally ceased to exist.
February 10, 1977
July 2, 1976
May 29, 1976
December 15, 1976
July 2, 1976. On that day it was officially united with the Democratic Republic of North Vietnam to form the Socialist Republic of Vietnam. The two parts had been divided since 1946 and fought a long, bitter war with each other in which the North emerged victorious.