When Germany invaded Austria on the 12th March 1938, bluntly defying the Treaty of Versailles. Germany continued to invade Czechoslovakia and on the 1 September 1939 Germany invaded Poland, starting WW2 with Great Britain and France. Germany continued to invade Belgium, Denmark, Estonia, France, Greece, Guernsey, Hungary, Italy, Jersey, Latvia, Lithuania, Luxembourg, Monaco, the Netherlands, Norway, Russia, the UK, Yugoslavia, and Ukraine