Tyne Cot UK missing lost in the Ypres Salient are commemorated at the Menin Gate memorial to the missing in Ypres and the Tyne Cot Memorial. Upon completion of the Menin Gate, builders discovered it was not large enough to contain all the names as originally planned. They selected an arbitrary cut-off date of 15 August 1917 and the names of the UK missing after this date were inscribed on the Tyne Cot memorial instead. Additionally, the New Zealand contingent of the Commonwealth War Graves Commission declined to have its missing soldiers names listed on the main memorials, choosing instead to have
Ploegsteert Memorial to the Missing action took place. Allied units were sent here to recuperate and retrain after fighting elsewhere and before returning to active operations. Berks Cemetery Extension was founded by Commonwealth troops in June 1916 as an extension to Hyde Park Corner (Royal Berks) Cemetery which lies across the road. The cemetery grounds were assigned to the United Kingdom in perpetuity by King Albert I of Belgium in recognition of the sacrifices made by the British Empire in the defence and liberation of Belgium during the war. The Ploegsteert Memorial to the Missing is one of several CWGC Memorials to the Missing along