Tomb of the Unknown Soldier services connected with their 'monumental' graves (as presumably newly conceived, and in any case approved, by their respective armies) on Armistice Day 1920 (the burial itself taking place later in January of the following year in France). In the UK, the Tomb of the Unknown Warrior was created at Westminster Abbey, while in France "La tombe du soldat inconnu" was placed in the Arc de Triomphe. The idea of a symbolic Tomb of the Unknown Soldier then spread to other countries. In 1921, the United States unveiled its own Tomb of the Unknown Soldier, Portugal its Túmulo do Soldado Desconhecido,
Tomb of the Unknown Soldier French armies who were allies during the war jointly decided to bury soldiers themselves. In the UK, under the Imperial War Graves Commission (now Commonwealth War Graves Commission), the Reverend David Railton had seen a grave marked by a rough cross while serving in the British Army as a chaplain on the Western Front, which bore the pencil-written legend "An Unknown British Soldier". He suggested (together with the French in their own country) the creation at a national level of a symbolic funeral and burial of an "Unknown Warrior", proposing that the grave should in the UK include a national