United States Military Government of the Ryukyu Islands

United States Military Administration of the Ryukyu Islands
  • 琉球列島米国軍政府
  • Ryūkyū-rettō Beikoku Gunseifu
1945–1950
Territory controlled by USMGR
StatusU.S. military occupation
Capital
and largest city
Naha
Common languages
U.S. President 
 1945 (first)
Franklin D. Roosevelt
 1945–1950 (last)
Harry S. Truman
Governor 
 1945 (first)
Simon Bolivar Buckner Jr.
 1950 (last)
Robert S. Beightler
Historical eraCold War
1 April – 22 June 1945
15 December 1950
Currency
Preceded by
Succeeded by
Empire of Japan
USCAR

The United States Military Government of the Ryukyu Islands abbr. USMGR (琉球列島米国軍政府; Japanese: Ryūkyū-rettō Beikoku Gunseifu, Okinawan: Rūcū ʔAmirika Minhyōjōju), also referred to as U.S. Ryukyu Islands, was the government in the Ryukyu Islands, Japan (centered on the Okinawa Island) from 1945 to 1950, whereupon it was replaced by the United States Civil Administration of the Ryukyu Islands (USCAR).