Original sentence: His agenda, however, was actually rather incomplete at his death – most of his policies on equal rights came to fruition through his successor, Lyndon Johnson.Many Americans view Kennedy as a "martyr" and one of the greatest presidents of the 20th century
Edited sentence: Indeed, most of Kennedy's policies on equal rights came to fruition through his successor, Lyndon Johnson.Many Americans view Kennedy as a "martyr" and one of the greatest presidents of the 20th century, an opinion that has little basis in fact as Kennedy actually had the worst legislative record of any modern president and was responsible for the Bay of Pigs fiasco, allowing Cuba to stay in the hands of the Communists