World War I Battle Timeline Siani Woodall By sw6454 Period: Jan 1, 1914 to Dec 31, 1920 World War I Battle TimeSpan Sep 6, 1914 First Battle of Marne Oct 19, 1914 First Battle of Ypres Apr 22, 1915 Second Battle of Ypres Jun 1, 1916 The Battle of Verdun Jul 1, 1916 The Battle of the Somme Mar 23, 1917 Thrid Battle of Ypres Nov 20, 1917 The Battle of Cambrai Jun 28, 1918 SecondBattle of Marne