Americans have been celebrating Memorial Day on the last Monday in May since the 1970s. The federal holiday is marked by parades and cookouts, picnics and graveside visits, but the purpose of the day isn't always clear. Military servicemen and servicewomen want you to know that Memorial Day is not a day to thank them for their service.
"It's not about us," Staff Sgt. Jay Arnold, a soldier with the Illinois Army National Guard, told Business Insider last year. "It's about those who went before us."