.39 Conflict Service Dates Definition
 
Under current law, the Veterans Administration recognizes the following wartime conflict periods and service dates:
 
Mexican Border period (May 9, 1916, to April 5, 1917, for Veterans who served in Mexico, on its borders, or in adjacent waters)
World War I (April 6, 1917, to November 11, 1918)
World War II (December 7, 1941, to December 31, 1946)
Korean conflict (June 27, 1950, to January 31, 1955)
Vietnam War era (February 28, 1961, to May 7, 1975, for Veterans who served in the Republic of Vietnam during that period. August 5, 1964, to May 7, 1975, for Veterans who served outside the Republic of Vietnam.)
Gulf War (August 2, 1990, through a future date to be set by law or presidential proclamation)