The Vietnam Service Medal is a military award of the United States Armed Forces established on 8 July 1965 by order of President Lyndon B. Johnson. The medal is awarded to recognize service during the Vietnam War by all members of the U.S. Armed Forces provided they meet the award requirements.
The Vietnam Service Medal (VSM) was awarded to all members of the U.S. Armed Forces who served in Vietnam and its contiguous waters or airspace, after 3 July 1965 through 28 March 1973. Members of the U.S. Armed Forces in Thailand, Laos, Cambodia, or airspace thereover, during the same period and serving in direct support of operations in Vietnam are also eligible for the award