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Members of the U.S. Army Reserves do cadence as they wait to march up New York's Fifth Avenue in the Veterans Day Parade Sunday Nov. 11, 2012. (AP Photo/Tina Fineberg)

Members of the U.S. Army Reserves do cadence as they wait to march up New York's Fifth Avenue in the Veterans Day Parade Sunday Nov. 11, 2012. (AP Photo/Tina Fineberg)

Veterans Day

January 1, 1970

President Barack Obama marked Veterans Day at Arlington National Cemetery on Nov. 11 by placing a wreath at the Tomb of the Unknowns.