Constitutional Convention and Ratification, 1787–1789. The Constitutional Convention in Philadelphia met between May and September of 1787 to address the problems of the weak central government that existed under the Articles ofConfederation<span>.</span>
The United States of America joined World War II when Pearl Harbor was bombed...if you're referring to the 2nd World War.
B, the war was effectively a stalemate and didn't result in much change except for the rise of Andrew Jackson due to his famous victory
The answer is C. Alexander the Great, a famous ruler and conqueror whose expanded his empire by conquering lands like the Persian Empire, Egypt, and Mesopotamia.