The Tripartite Pact, or the Three-Power Pact formed allegiance between Germany, Japan, and Italy on September 27th, 1940, creating the Axis powers. Representatives included Adolf Hitler File:Signing ceremony for the Axis Powers Tripartite Pact;.jpg(Germany), Galiazzo Ciano (Fascist Italy), and Saburo Kurusu (Japan). A major result of the act was Germany's declaration of war on the United States after the States waged war on Japan in the Pacific.