In 1787, an American Constitution was ratified by: November 9, 2021November 9, 2021 administrator In 1787, an American Constitution was ratified by:9 out of 13 statesWell Done. Your Answer is Correct Keep it Up!10 out of 13 states11 out of 13 states12 out of 13 states Share this:FacebookXLike this:Like Loading...