UK Prime Minister since 1940 By elodie.R 1940 Winston Churchill Conservative 1945 Clement Attlee Labour 1951 Winston Churchill Conservative 1955 Anthony Eden Conservative 1957 Harold MacMillan Conservative 1963 Alec Douglas-Home Conservative 1964 Harold Wilson Labour 1970 Edward Heath Conservative 1974 Harold Wilson Labour 1976 James Callaghan Labour 1979 Margaret Thatcher Conservative 1990 John Major Conservative
