Nguyen Van Troi tried to assassinate a future ambassador from Massachusetts.
 He gained notoriety after being captured by South Vietnamese forces while trying to assassinate United States Secretary of Defense Robert McNamara and future ambassador Henry Cabot Lodge Jr. who were visiting South Vietnam in May 1963. 
Henry Cabot Lodge Jr. (July 5, 1902  February 27, 1985) sometimes referred to as Henry Cabot Lodge II, was a Republican United States Senator from Massachusetts and a United States ambassador. 
