Claim: Memorial Day is observed in May.

Memorial Day is a federal holiday in the United States for remembering the people who died while serving in the country 's armed forces . The holiday , which is currently observed every year on the last Monday of May , was held on May 30 from 1868-1971 . It marks the start of the unofficial summer vacation season , while Labor Day marks its end .   Many people visit cemeteries and memorials , particularly to honor those who have died in military service . Many volunteers place an American flag on each grave in national cemeteries .   Memorial Day is not to be confused with Veterans Day ; Memorial Day is a day of remembering the men and women who died while serving , while Veterans Day celebrates the service of all U.S. military veterans .