When was the 19th amendment to the constitution ratified

How did the northern u. s. change during the 19th century? select the best choice from the answers provided. a. it became more industrial. b. it became more agrarian. c. it became less populated. d. it became less diverse

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

How did the supreme court change as a result of ronald reagan's presidency? answers?