WWII Timeline By kevinli0138 Sep 1, 1939 Germany invades Poland Image Sep 1, 1939 WWII officially starts Jan 25, 1940 Germany makes a Jewish ghetto in Lodz, Poland May 10, 1940 Germany invades Belgium and Holland May 12, 1940 Germany invades France Jun 4, 1940 German troops enter Paris, France Jul 10, 1940 German blitzkrieg on Britain Image Oct 28, 1940 Italy invades Greece Apr 6, 1941 Germany invades Greece Jul 8, 1941 Germany sieges Leningrad Dec 7, 1941 Pearl Harbor bombing Image Dec 7, 1941 USA enters WWII Feb 15, 1942 Japan captures Singapore May 3, 1942 Japan invades Solomon Islands Period: Jun 4, 1942 to Jul 7, 1942 Battle of Midway Jul 5, 1943 Germany defeated by USSR at Kursk Jul 10, 1943 USA and Britain land in Sicily Oct 13, 1943 Italy declares war on Germany Jan 31, 1944 USA takes Marshall Islands Sep 3, 1944 Britain enters Belgium Sep 11, 1944 Allies invade Germany Period: Dec 16, 1944 to Jan 25, 1945 Battle of the Bulge Dec 17, 1944 German offensive in Ardennes Apr 4, 1945 USA discovers Buchenwald Image Aug 6, 1945 USA launches atomic bomb over Hiroshima Image Aug 9, 1945 USA launches atomic bomb over Nagasaki Sep 2, 1945 WWII officially ends Feb 10, 1947 Treaty of Paris 1947