Also identified as ARVN, The Army of The Republic of South Vietnam existed from 1955 until the Fall of The Republic in 1975. The Republic maintained a ''Standing Army'' of over 280,000 effective (with a Reserve Component of another 280,000 – known as ''Regionals''). At one point in History, The Republic of Vietnam maintained the 4th Largest Military in The World. The Service Flag, associated with The Army – was a Red Field in entirety. Centered was a Gold Eagle which supported a Shield bearing The Flag of South Vietnam. Each of the (4) Cantons of The Flag bore a Golden Wreath. Two Bannerolls bore the following: On The Top (in Vietnamese), was the phrase ''VIETNAM ARMY'' with the Bottom reading ''DECISIVENESS IN BATTLE''.