Vilka var stora strider i WW1?

I 1914: Marne (Aug), 1: a Ypres. I 1915: Gallipoli(Feb), 2: a Ypres, Tannenberg (Tannenburg). I 1916: Jutland (April), Somme (juni), Cambrai (Dec). I 1917: 3rd Ypres (Passchendaele) (juni).