USS Iowa (BB-61) 1948, as part of the post World War II drawdown of the armed forces, "Iowa" was deactivated at San Francisco, and then formally decommissioned into the United States Navy reserve fleets on 24 March 1949. In 1950, North Korea invaded South Korea, prompting the United Nations to authorize military intervention. President Harry S. Truman ordered US forces stationed in Japan to transfer to South Korea. Truman also sent US based troops, tanks, fighter and bomber aircraft, and a strong naval force to the area to support South Korea. As part of the naval mobilization, "Iowa" was reactivated on 14 July
South Korea largest contributor in the coalition forces after only the US and Britain. Beginning in 2001, South Korea had so far deployed 24,000 troops in the Middle East region to support the War on Terrorism. A further 1,800 were deployed since 2007 to reinforce UN peacekeeping forces in Lebanon. The United States has stationed a substantial contingent of troops to defend South Korea. There are approximately 28,500 U.S. Military personnel stationed in Korea, most of them serving one year unaccompanied tours. The American troops, which are primarily ground and air units, are assigned to USFK and mainly assigned to the Eighth