This episode's headline: Rule Britannia; Uphill Battle; Gergen & Shields. The guests include SHIRLEY WILLIAMS, Former Member of Parliament; PEREGRINE WORSTHORNE, The Sunday Telegraph; HUGO YOUNG, The Guardian; DAVID GERGEN, U.S. News & World Report; MARK SHIELDS, Washington Post; CORRESPONDENTS: MICHAEL BRUNSTON; ROGER MUDD. Byline: In New York: ROBERT MacNeil; In Washington: JUDY WOODRUFF