WW1 Timeline By cocoa432 Nov 5, 1914 world War 1 begins as Austria declares on serba Nov 5, 1915 A world War 1 soldier raides for battle on the Western front Nov 5, 1916 French and Germans engage in battle at Verdun Nov 5, 1917 U.S. war poster encourages enlistment as America enters war Nov 5, 1918 Armistice signed as allies defeat Central powers