Benedict ArnoldBenedict Arnold, patriot officer who served the cause of the American Revolution until 1779, when he shifted his allegiance to the British. Thereafter his name became an epithet for traitor in the United States.
Urwin, Gregory J. W. "Arnold, Benedict." World Book Advanced, World Book, 2018, https://www-worldbookonline-com.wv-o-ursus-proxy10.ursus.maine.edu/advanced/article?id=ar031400.