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,
Turn in one's grave unknown in the history of this country ; a thing which would have scared all former politicians ; a thing, which, if our old Whig politicians were now to hear, they would turn in their graves." One of the earliest uses is found in William Thackeray's 1849 work "The History of Pendennis", where Mrs. Wapshot, upset by a man's advances on the widow of Mr. Pendennis whom the widow had "never liked," says it's "enough to make poor Mr. Pendennis turn in his grave." Another early use of the phrase is in historian James Bryce's 1888 work "The American Commonwealth"