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It was not until after World War I, however, that the day was expanded to honor those who have died in all American wars. In 1971, Memorial Day was declared a national holiday by an act of Congress, though it is still often called Decoration Day. It was then also placed on the last Monday in May, as were some other federal holidays.
To ensure the sacrifices of America ’s fallen heroes are never forgotten, in December 2000, the U.S. Congress passed and the president signed into law “The National Moment of Remembrance Act,” P.L. 106-579, creating the White House Commission on the National Moment of Remembrance.
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