The Axis powers of World War II were led by a triumvirate of dictators: Adolf Hitler of Nazi Germany, Benito Mussolini of Fascist Italy, and Emperor Hirohito of Imperial Japan. Hitler, the mastermind behind the Axis alliance, sought to establish a "Greater German Reich" that would dominate Europe. Mussolini, eager to restore Italy to its former imperial glory, aligned his country with Germany. Hirohito, under the influence of his militaristic generals, spearheaded Japan's expansionist ambitions in the Pacific. These three leaders shared a common ideology of extreme nationalism, militarism, and anti-communism, which fueled their aggression and ultimately led to the outbreak of the deadliest conflict in human history.