USA HISTORY

Detailed explanation-1: -The three principal partners in what was eventually referred to as the Axis alliance were Germany, Italy, and Japan. These countries were led by German dictator Adolf Hitler, Italian dictator Benito Mussolini, and Japanese Emperor Hirohito.

Detailed explanation-2: -On September 27, 1940, the Axis powers are formed as Germany, Italy and Japan become allies with the signing of the Tripartite Pact in Berlin.

Detailed explanation-3: -The Tripartite Pact was signed by Germany, Italy, and Japan on 27 September 1940, in Berlin.

Detailed explanation-4: -Japan joined the Axis powers because it had ambitions to build an empire in the Pacific. This made the United States and Great Britain, the two most powerful empires in the Pacific besides Japan, Japan’s natural enemies.

Detailed explanation-5: -The chief leaders were Adolf Hitler of Nazi Germany, Benito Mussolini of Fascist Italy, and Hirohito of Imperial Japan.