Germany–Japan relations of the Allied prosecutors to portray the limited cooperation between the Third Reich and Imperial Japan as a long-planned conspiracy to divide the world among the two Axis-partners and thereby delivering just another demonstration of the common viciousness expressed by alleged joint long-term war plans. Although there was a limited and cautious military cooperation between Japan and Germany during the Second World War, no documents corroborating any long-term planning or real coordination of military operations of both powers exist. After their defeat in World War II, both Japan and Germany were occupied. Japan regained its sovereignty with the Treaty of
History of Germany during World War I History of Germany during World War I During World War I, the German Empire was one of the Central Powers that lost the war. It began participation in the conflict after the declaration of war against Serbia by its ally, Austria-Hungary. German forces fought the Allies on both the eastern and western fronts, although German territory itself remained relatively safe from widespread invasion for most of the war, except for a brief period in 1914 when East Prussia was invaded. A tight blockade imposed by the Royal Navy caused severe food shortages in the cities, especially in the winter of