World War II by country warships and the German ship "Admiral Graf Spee" fought the Battle of the River Plate in the zone. This prompted a joint protest from several Latin American nations to both sides. ("Admiral Graf Spee" took refuge in Uruguay's capital, Montevideo, claiming sanctuary in a neutral port, but was later ordered out.) In early 1942, President Baldomir broke off diplomatic relations with the Axis Powers. On 15 February 1945, near the end of the war, Uruguay dropped its neutrality and joined the Allies. Uzbekistan was part of the Soviet Union during World War II. So see this article's section on the
Imperial Japanese Navy in World War II Imperial Japanese Navy in World War II The Imperial Japanese Navy in World War II, at the beginning of the Pacific War in December 1941, was the third most powerful navy in the world. and the naval air service was one of the most potent air forces in the world. During the first six months of the war, the Imperial Japanese Navy enjoyed spectacular success inflicting heavy defeats on Allied forces, being undefeated in every battle. The attack on Pearl Harbor crippled the battleships of the US Pacific Fleet, while Allied navies were devastated during the conquest of Southeast Asia.