When was the Tripartite Pact signed?

A 1939
B 1940
C 1941
D 1945

Correct Answer: 1940

In 1940, the Axis powers are formed as Germany, Italy, and Japan become allies with the signing of the Tripartite Pact in Berlin. The Pact provided for mutual assistance should any of the signatories suffer attack by any nation not already involved in the war.

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The eighth-century tripartite power struggle was among which of the following?
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