What wasn't an allied power in ww2

Italy

Explanation:

World War II was a major global conflict from 1939 to 1945. It was fought between two sides: the Allied Powers and the Axis Powers.

The main Allied Powers in World War II were the United States, Great Britain, China, the Soviet Union and France.

The main Axis Powers in the war were Germany, Italy and Japan.

England (Great Britain), the United States and France were all Allied Nations. Italy was not an Allied Power, it was an Axis Power. Therefore, Italy is the correct answer.

In world war 2 the chief allied were Great Britain France the United States after its entry.