World War II by country throughout the war, as did the international city of Tangier. Nauru was administered by Australia under a League of Nations mandate. Nauru was shelled by a German surface raider in December 1940, aiming to incapacitate its phosphate mining operations (this action was probably the most distant military activity carried out by Germany during the entire war). Phosphates are important for making ammunition and fertilizers. Nauru was occupied by Japan from 1942–45, and was the target of shelling by American battleships and cruisers, and aerial bombing by the Allies. For example, Nauru was bombarded by the American battleships "North Carolina", "Washington",
German occupation of Belgium during World War II German occupation of Belgium during World War II The German occupation of Belgium (, ) during World War II began on 28 May 1940 when the Belgian army surrendered to German forces and lasted until Belgium's liberation by the Western Allies between September 1944 and February 1945. It was the second time that Germany had occupied Belgium in under thirty years. After the success of the invasion, a military administration was established in Belgium, bringing the territory under the direct rule of the . Thousands of Belgian soldiers were taken as prisoners of war, and many were not released until