- 2001 (Leader: William Hague
- 1997 (Leader: John Major, Result: Labour Win)
- 1992 (Leader: John Major, Result: Conservative Win)
- 1987 (Leader: Margaret Thatcher, Result: Conservative Win)
- 1983 (Leader: Margaret Thatcher, Result: Conservative Win)
- 1979 (Leader: Margaret Thatcher, Result: Conservative Win)
- 1974 October (Leader: Edward Heath, Result: Labour Win)
- 1974 February (Leader: Edward Heath, Result: Labour Win)
- 1970 (Leader: Edward Heath, Result: Conservative Win)
- 1966 (Leader: Edward Heath, Result: Labour Win)
- 1964 (Leader: Sir Alec Douglas Home, Result: Labour Win)
- 1959 (Leader: Harold Macmillan, Result: Conservative Win)
- 1955 (Leader: Sir Anthony Eden, Result: Conservative Win)
- 1951 (Leader: Winston Churchill, Result: Conservative Win)
- 1950 (Leader: Winston Churchill, Result: Labour Win)
- 1945 (Leader: Winston Churchill, Result: Labour Win)
- 1935 (Leader: Stanley Baldwin, Result: National Government Win)
- 1931 (Leader: Stanley Baldwin, Result: Conservative Win)
- 1929 (Leader: Stanley Baldwin, Result: Hung Parliament)
- 1924 (Leader: Stanley Baldwin, Result: Conservative Win)
- 1923 (Leader: Stanley Baldwin, Result: Hung Parliament)
- 1922 (Leader: Andrew Bonar Law, Result: Conservative Win)
- 1918 (Leader: Andrew Bonar Law, Result: Tory - Liberal Coalition)
- 1910 December (Leader: Arthur Balfour, Result: Hung Parliament)
- 1910 January (Leader: Arthur Balfour, Result: Hung Parliament)
- 1906 (Leader: Arthur Balfour, Result: Liberal Win)
- 1900 (Leader: Marquess of Salisbury, Result: Conservative Win)
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