May 28 2018 Sasha Hagan Civil War, Current News, Economy, Holidays, Memorial Day, U.S. Military, Union Reporters, United States Memorial Day Article from: www.history.com Memorial Day is an American holiday, observed on the last Monday of May, honoring the men and women who died while serving in the U.S. military. Memorial Day 2018 occurs on Monday, May 28. Originally known as Decoration Day, it originated in the years following the Civi...