Each year, the United States celebrates Flag Day on June 14 — in this case today. The day commemorates the adoption of the Stars and Stripes as our national flag. In 1943, on Flag Day, the U.S. Supreme Court issued an opinion addressing students being forced to salute the flag.Flag DayOn June 14, 1777, the Second Continental Congress approved a resolution to adopt a U.S. flag, declaring: “Resolved, That the flag of the thirteen United States be thirteen stripes, alternate red and white; that the union be …