The Diary of Anne Frank By Elias TB May 10, 1940 Germany invades Netherlands. May 10, 1940 Anne Frank is 11 years old. Period: May 15, 1940 to May 7, 1945 The Diary of Anne Franks May 11, 1941 First mass execution in Auschwitz Dec 7, 1941 United States enters World War II Aug 12, 1942 The Franks go into hiding. Jun 10, 1943 Allied victories in North Africa and Italy. Jun 6, 1944 Allies invade Normandy, France. Aug 4, 1944 Occupants of the secret annex are found & arrested. May 7, 1945 Germany surrenders.