Certain VA Benefits require wartime service. Under the law, VA recognizes these war periods:
Mexican Border Period
May 9, 1916, through April 5, 1917, in the case of a veteran who during such period served in Mexico, on the borders thereof, or in the waters adjacent thereto. (Authority: 38 U.S.C. 101(30))
World War I
April 6, 1917, through November 11, 1918, inclusive. If the veteran served with the United States military forces in Russia, the ending date is April 1, 1920. Service after November 11, 1918 and before July 2, 1921 is considered World War I service if the veteran served in the active military, naval, or air service after April 5, 1917 and before November 12, 1918.
World War II
December 7, 1941, through December 31, 1946, inclusive. If the veteran was in service on December 31, 1946, continuous service before July 26, 1947, is considered World War II service.
Korean Conflict
June 27, 1950, through January 31, 1955, inclusive.
Vietnam Era
The period beginning on February 28, 1961, and ending on May 7, 1975, inclusive, in the case of a veteran who served in the Republic of Vietnam during that period. The period beginning on August 5, 1964, and ending on May 7, 1975, inclusive, in all other cases. (Authority: 38 U.S.C. 101(29))
Persian Gulf War
August 2, 1990, through date to be prescribed by Presidential proclamation or law. (Authority: 38 U.S.C. 101(33))