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World War II: German forces commenced their invasion of Belgium.
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World War II
1939–1945 global conflict
World War II or the Second World War was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries participated, with many nations mobilising all resources in pursuit of total war. Tanks and aircraft played major roles,…Source: Wikipedia (CC BY-SA)
German invasion of Belgium (1940)
World War II military campaign
The invasion of Belgium or Belgian campaign, often referred to within Belgium as the 18 Days' Campaign, formed part of the larger Battle of France, an offensive campaign by Germany during the Second World War. It took place over 18 days in May 1940 and ended with the German…Source: Wikipedia (CC BY-SA)