 "Revenge" participated in her first action of the war when she joined the gunboat , six British and four French destroyers, and a French torpedo boat in bombarding German troops from off Nieuwpoort, Belgium, on 22 November 1914.On 15–16 December 1914, "Revenge" bombarded German heavy artillery batteries, during which time she received two 8-inch (203-mm) shell hits, one of which penetrated her hull below the waterline and caused her to be withdrawn for repairs.In early 1915, the ship participated in experiments using aircraft to observe and control her gunfire, but these were only partially successful.