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
Radar in World War II Radar in World War II Radar in World War II greatly influenced many important aspects of the conflict. This revolutionary new technology of radio-based detection and tracking was used by both the Allies and Axis powers in World War II, which had evolved independently in a number of nations during the mid 1930s. At the outbreak of war in September 1939, both Great Britain and Germany had functioning radar systems. In Great Britain, it was called RDF, Range and Direction Finding, while in Germany the name "Funkmessgerät" (radio measuring device) was used. By the time of the Battle of Britain