Uruguay during World War II Uruguay. Germany protested that Uruguay gave safe harbor to after it was attacked by a German raider. The ship was repaired with steel plate reportedly salvaged from "Admiral Graf Spee". On January 25, 1942 Uruguay broke diplomatic relations with Nazi Germany, as 21 American nations did the same (except for Argentina). In 1945, it formally joined the Declaration by United Nations; Uruguay declared war on Germany and Japan on 15 February. Uruguay during World War II Uruguay stayed neutral during most of World War II, despite internal disputes and pressure to join the Allies. Great Britain remained an influential power
Declarations of war during World War II 1907 (or Hague II). For the diplomatic maneuvering behind these events, which led to hostilities between nations during World War II, see the article entitled Diplomatic history of World War II. Below is a table showing the outbreak of wars between nations which occurred during World War II. Indicated are the dates (during the immediate build-up to, or during the course of, World War II), from which a "de facto" state of war existed between nations. The table shows both the "Initiator Nation(s)" and the nation at which the aggression was aimed, or "Targeted Nation(s)". Events listed include those in