In the popular imagination, based on the "Come home, America" line from his nomination acceptance speech, McGovern pivoted from a striking critique of the immorality of the Vietnam War to an indictment of U.S. involvement abroad. But McGovern purposefully left this broad criticism out of most of his campaign. "I concentrated on Vietnam," McGovern says in a phone interview, "because I thought it would be difficult to sell a comprehensive rewriting of American foreign policy."