Memorial Day is a United States federal holiday observed on the last Monday of May (May 31 in 2010). Formerly known as Decoration Day, it commemorates U.S. men and women who died while in the military service.First enacted to honor Union soldiers of the American Civil War (it is celebrated near the day of reunification after the Civil War), it was expanded after World War I.
Memorial Day is a day to commemorate the sacrifices of members of the armed forces of the Canadian province Newfoundland and Labrador in times of war, specifically since the First World War. It is observed concurrently with Canada's national holiday, Canada Day. Memorial Day is observed on 1 July to recall the losses of Dominion of Newfoundland at Beaumont Hamel during the Battle of the Somme of the First World War and has been observed annually since 1917.
In South Korea (officially the Republic of Korea), Memorial Day (Korean: 현충일(顯忠日), Hyeonchung-il) is held every June 6 to commemorate men and women who died while in military service, during the Korean War and other significant wars. It originated from the traditional customs of Mangzhong, which is one of the 24 solar terms. On this day, a memorial ceremony is held in the National Cemetery in Seoul. Also, the South Korean flag is flown at half-staff