Gala dinner to remember Conservatives’ most successful leader puts spotlight on who will carry forward her ideas Gala dinner to remember Conservatives’ most successful leader puts spotlight on who will carry forward her ideas It is a glittering annual dinner in honour of the Conservative party’s most successful leader and, on the 100th anniversary of Margaret Thatcher’s birth, one that is bigger than ever. Yet as Tory grandees, celebrity backers and wealthy donors prepare to sit down at a gala