The listing, USMC National Defense Service Ribbon has ended.
One old National Defense Service Ribbon. It was presented to recognize all military members who have served in active duty during a declared "national emergency". To be eligible, members must have served honorably during one of the following time periods: The Korean War from June 27, 1950 - July 27, 1954; The Vietnam War from January 1, 1961 - August 14, 1974; The Gulf War from August 2, 1990 - November 30, 1995; the War on Terrorism from September 11, 2001 - a yet to be determined date.