Cuba during World War II confirmed in February 1941, when he ordered all German and Italian consular officials to leave his country. Cuba entered the war on December 9, 1941, by declaring war on Japan, which a few days before had launched a devastating attack on the United States Navy base at Pearl Harbor, Hawaii. Cuba then declared war on Germany and Italy on December 11, 1941, and - following the Americans' example - broke relations with Vichy France on November 10, 1942. According to Rear Admiral Samuel Eliot Morison, Cuba's military was the "most cooperative and helpful of all the Caribbean states" during the
Resistance during World War II occupied Poland during World War II, essentially a continuation of the Zamosc Uprising. During Operation Most III, in 1944, the Polish Home Army or Armia Krajowa provided the British with the parts of the V-2 rocket. Norwegian sabotages of the German nuclear program drew to a close after three years on 20 February 1944, with the saboteur bombing of the ferry SF Hydro. The ferry was to carry railway cars with heavy water drums from the Vemork hydroelectric plant, where they were produced, across Lake Tinn so they could be shipped to Germany. Its sinking effectively ended Nazi nuclear ambitions.