Authorized on April 22, 1953 and amended on January 11, 1966, this
medal was awarded for honorable active military service as a member of the United States
Armed Forces, including the Coast Guard, between June 27, 1950 and July 27, 1954 (Korean
War period) and between January 1, 1961 and August 14, 1974, (Vietnam War Period). It has
most recently been awarded to active duty military members for service during the Persian
Gulf War period.