The 7th (Service) Battalion, Norfolk Regiment was raised in August 1914 from men volunteering for Kitchener's New Armies: it landed at Boulogne-sur-Mer as part of the 35th Brigade in the 12th (Eastern) Division in May 1915 for service on the Western Front. The 8th (Service) Battalion landed at Boulogne as part of the 53rd Brigade of the 18th (Eastern) Division in July 1915 and was present on the first day of the Battle of the Somme on 1 July 1916. The 9th (Service) Battalion landed at Boulogne as part of the 71st Brigade in the 24th Division in August 1915 for operations on the Western Front. The 10th (Service) Battalion, raised in 1914, became the 10th (Reserve) Battalion in April 1915.