 Stewart actively supported Reagan's bid for the Republican presidential nomination in 1976.He attended Reagan's campaign rallies, in one speech assuring he was more conservative than ever, regardless of the death of his son in the war.In 1988, Stewart made a plea in congressional hearings, along with Burt Lancaster, Katharine Hepburn, Ginger Rogers, film director Martin Scorsese and many others, against Ted Turner's decision to 'colorize' classic black and white films, including "It's a Wonderful Life".