Returns to You All! http://www.nnhs65.com/Happy-Birthday.html YESTERDAY IN WWII: April 10, 1941 - The Axis Powers in Europe established the Independent State of Croatia from occupied Yugoslavia with Ante Pavelić 's Ustaše fascist insurgents in power. April 10, 1944 - Rudolf Vrba and Alfred Wetzler escaped from the Birkenau death camp.