Thomas Stearns Eliot OM (26 September 1888 – 4 January 1965), better known by his pen name T. S. Eliot, was an American-born British essayist, publisher, playwright, literary and social critic and "one of the twentieth century's major poets". He moved to England in 1914 at age 25, settling, working and marrying there. He was eventually naturalised as a British subject in 1927 at age 39, renouncing his American citizenship.