Changes in British Elections
Election  Governing Party Majority  Majority Gain/Loss
1945 Labour 146  
1950 Labour 5 -141
1951 Conservative 17  
1955 Conservative 59 42
1959 Conservative 100 41
1964 Labour 5  
1966 Labour 97 92
1970 Conservative 31  
1974 Labour -32  
1974 Labour 4 36
1979 Conservative 44  
1983 Conservative 144 100
1987 Conservative 100 -44
1992 Conservative 21 -79
1997 Labour 178  
2001 Labour 166 -12
2005 Labour 71 -95
Majority is defined as the seats held by the largest party minus the seats held by all other parties