This is a list of parliamentary

by-election A by-election, also known as a special election in the United States and the Philippines, or a bypoll in India, is an election used to fill an office that has become vacant between general elections. A vacancy may arise as a result of an incumben ...

s in the United Kingdom held between 1931 and 1950, with the names of the incumbent and victor and their respective parties. Where seats changed

political party A political party is an organization that coordinates candidates to compete in a particular area's elections. It is common for the members of a party to hold similar ideas about politics, and parties may promote specific political ideology, ...

at the election, the result is highlighted: red for a Labour gain, blue for a

Conservative Conservatism is a cultural, social, and political philosophy and ideology that seeks to promote and preserve traditional institutions, customs, and values. The central tenets of conservatism may vary in relation to the culture and civiliza ...

gain, orange for a Liberal gain, yellow for an SNP gain and grey for any other gain. A grand total of 333 by-elections were held during this period.

Resignations

Where the cause of by-election is given as "resignation" or "seeks re-election", this indicates that the incumbent was appointed on his or her own request to an "office of profit under the Crown", either the Steward of the Chiltern Hundreds or the Steward of the Manor of Northstead. These appointments are made as a constitutional device for leaving the House of Commons, whose Members are not permitted to resign.

By-elections

References

Bibliography

British Parliamentary By-Elections since 1945
* * F. W. S. Craig, ''British Parliamentary Election Statistics 1832-1987'' * F. W. S. Craig, ''British Parliamentary Election Results 1918-49'' * F. W. S. Craig, ''Chronology of British Parliamentary By-elections 1833-1987'' {{DEFAULTSORT:List of United Kingdom by-elections (1931-1950)

1931 Events January * January 2 – South Dakota native Ernest Lawrence invents the cyclotron, used to accelerate particles to study nuclear physics. * January 4 – German pilot Elly Beinhorn begins her flight to Africa. * January 22 – Sir I ...

20th century in the United Kingdom