November 11, 1921 - The first Unknown Soldier is reburied at Arlington National Cemetery. The tomb has the words inscribed, "Here rests in honored glory An American Soldier Known but to God."
May 13, 1938 - Armistice Day becomes a federal holiday.
June 1, 1954 - President Dwight Eisenhower signs a bill changing Armistice Day to Veterans Day in order to include all US veterans.
May 30, 1958 - Unknown Soldiers from World War II and the Korean War are reburied next to the Unknown Soldier from World War I.
1968 - Congress changes the date of Veterans Day to the fourth Monday in October in order to give federal employees a three-day weekend. The change begins in 1971.
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