Republic of Vietnam Military Forces
The Republic of Vietnam Military Forces (RVNMF; Vietnamese: Quân lực Việt Nam Cộng hòa – QLVNCH) were the armed forces of the Republic of Vietnam and were responsible for the defence of the country from 8 December 1950 to 30 April 1975. Its predecessor, the Vietnamese National Army, was the armed forces of the State of Vietnam (formed in 1949), before it became a republic in 1955.
Source: Wikipedia — Republic of Vietnam Military Forces (CC BY-SA 4.0)