WORLD HISTORY

Detailed explanation-1: -The main Allied powers were Great Britain, The United States, China, and the Soviet Union. The leaders of the Allies were Franklin Roosevelt (the United States), Winston Churchill (Great Britain), and Joseph Stalin (the Soviet Union).

Detailed explanation-2: -When the conflict broke out on 1 September 1939, the Allied coalition consisted of the United Kingdom, France, and Poland, as well as their respective dependencies, such as British India. They were soon joined by the independent dominions of the British Commonwealth: Canada, Australia, New Zealand and South Africa.

Detailed explanation-3: -The Allied Powers were largely formed as a defense against the aggression of Germany and the Central Powers. They were also known as the Entente Powers because they began as an alliance between France, Britain, and Russia called the Triple Entente.