The Battle of Passchendaele By georgiastocks Jul 31, 1917 The Battle of Passchendaele Begins Aug 2, 1917 Rain Begins Sep 20, 1917 Battle of Menin Road Ridge Sep 26, 1917 Battle of Polygon Oct 4, 1917 Battle of Broodseinde Period: Oct 26, 1917 to Oct 30, 1917 Canadians Attack Nov 6, 1917 Passchendaele captured