a month in the Gregorian calendar

the solar calendar now in general use, introduced by Gregory XIII in 1582 to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752

celebrated in southern United States

commemorating the adoption of the United States flag in 1777

US: third Sunday in June

first celebrated in the 3rd century

the solar calendar now in general use, introduced by Gregory XIII in 1582 to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752

celebrated in southern United States

commemorating the adoption of the United States flag in 1777

US: third Sunday in June

first celebrated in the 3rd century