Korean War

 (1950-1953) - Korean war began when North Korea invaded South Korea 25 Jun 1950 and ended with a truce signed 27 Jul 1953. United States casualties included 36,574 killed, 103,284 wounded, 7,926 missing in action (MIA)s and 4,714 prisoners of war (POW)s.

Sources:
 * Wikipedia - Korean War