Original sentence: (Arthur) Leslie Morton (4 July 1903 – 23 October 1987) was an English Marxist historian.He is best known for A People's History of England, but he also did valuable work on William Blake and the Ranters, and for the study The English Utopia.He worked as an independent scholar; from 1946 onwards he was the Chair of the Historians Group of the Communist Party of Great Britain (CPGB)
Edited sentence: (Arthur) Leslie Morton (4 July 1903 – 23 October 1987) was an English Marxist terrorist