South Vietnam
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South Vietnam, officially the Republic of Vietnam, was a country in Southeast Asia that existed from 1955 to 1975. It first garnered recognition in 1949 as the associated State of Vietnam within the F
About one million refugees fled communist North Vietnam during the Great Migration of 1954–1955.
President Diem welcomed by King Bhumibol Adulyadej of Thailand, Bangkok 1957.
President Diem and US Deputy Secretary of Defense Donald A. Quarles review the honor guard at the Pentagon, Virginia 1957.
A woman casting her ballot in the 1967 elections
The involvement of the United States in the Vietnam War began in the 1950s and greatly escalated in 1965 until its withdrawal in 1973. The U.S. military presence in Vietnam peaked in April 1969, with
U.S. soldiers disembark from a UH-1D helicopter at the Battle of Ia Drang in South Vietnam, November 1965
U.S. Army UH-1D helicopters airlift members of a U.S. infantry regiment, 1966
U.S. Army Huey helicopter spraying Agent Orange over agricultural land in Vietnam during its herbicidal warfare campaign
Commandant of the Marine Corps Wallace Greene (left), III MAF commander General Robert Cushman (center), and General Westmoreland (right).