12th (Service) Battalion (3rd Hull)
03.11.1914 The 13th formed and on the 11.08.1914 The 12th formed, both by Lord Nunburnholme and the East Riding Territorial Force Association at Hull, then moved to Hornsea.
June 1915 Both moved to Ripon and joined the 92nd Brigade of the 31st Division.
01.09.1915 The 12th taken over by the War Office and then on the 27.08.1915 the 13th and then both moved to Salisbury Plain.
15.12.1915 Mobilised for war and embarked for Egypt from Devonport, Plymouth.
30.12.1915 Arrived in Port Said to defend the Suez Canal.
Mar 1916 Moved to France and the Division engaged in various actions on the Western Front including;
The Battle of Albert, The Battle of the Ancre.
Operations on the Ancre, The Third Battle of the Scarpe, The Capture of Oppy Wood.
08.02.1918 The 13th disbanded in France at Ecurie.
The Battle of St Quentin, The Battle of Bapaume, The First Battle of Arras, The Battle of Estaires, The Battle of Hazebrouck, The Defence of Nieppe Forest, The attack at La Becque, The capture of Vieux Berquin, The Battle of Ypres, The action of Tieghem.
11.11.1918 The 10th ended the war in Belgium, near Flobecq east of Renaix.