Although it of course can't hurt to memorize the political affiliation of each president, it's not entirely necessary--mostly because the nature of political parties themselves have changed so much since America's founding (for instance the Republican Party today is far different than the Republican Party during Lincoln's time). It would be more useful to understand how and why these political parties shifted so much.
Answer:
Germany, Italy, and Japan
Explanation:
Allied powers, also called Allies, those countries allied in opposition to the Central Powers (Germany, Austria-Hungary, and Turkey) in World War I or to the Axis powers (Germany, Italy, and Japan) in World War II.
The result of the convention was the creation of the Constitution of the United States, placing the Convention among the most significant events in American history.