Brain › WorldIn the USA, Flag Day, which commemorates the adoption of the flag, is observed on what date?September 1May 31June 14July 4AnswerThe correct answer is C) June 14.More World questionsId walk a mile for a ...Probably the best beer in the ...A newspaper, not a ...A Mars a day helps you work, rest and ...Between love and madness lies ...We drink all we can. The rest we ...Play Brain · Practice