U.S. flags are on display along Larcher Blvd. at Keesler Air Force Base, Mississippi, June 11, 2021. Members of the Air Force Sergeants Association Chapter 652 place flags in recognition of Flag Day, which is a celebration of the history of the American flag and a time to remember proper etiquette for its display on June 14. Flag Day recognizes the adoption of the Stars and Stripes as the official flag of the United States 238 years ago on June 14, 1777, by the Continental Congress meeting in Philadelphia. (U.S. Air Force photo by Kemberly Groue)