William Nunn was a Conservative Party

Conservative Party (UK)

The Conservative Party, formally the Conservative and Unionist Party, is a centre-right political party in the United Kingdom that adheres to the philosophies of conservatism and British unionism. It is the largest political party in the UK, and is currently the largest single party in the House...

 politician in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

.

At the 1931 general election

United Kingdom general election, 1931

The United Kingdom general election on Tuesday 27 October 1931 was the last in the United Kingdom not held on a Thursday. It was also the last election, and the only one under universal suffrage, where one party received an absolute majority of the votes cast.The 1931 general election was the...

, Nunn was elected as Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 (MP) for Whitehaven constituency

Whitehaven (UK Parliament constituency)

Whitehaven was a constituency centred on the town of Whitehaven in Cumberland , which returned one Member of Parliament to the House of Commons of the Parliament of the United Kingdom.It was created in 1832 and renamed Copeland at the 1983 general election....

 in Cumberland

Cumberland

Cumberland is a historic county of North West England, on the border with Scotland, from the 12th century until 1974. It formed an administrative county from 1889 to 1974 and now forms part of Cumbria....

. He lost his seat at the 1935 general election

United Kingdom general election, 1935

The United Kingdom general election held on 14 November 1935 resulted in a large, though reduced, majority for the National Government now led by Conservative Stanley Baldwin. The greatest number of MPs, as before, were Conservative, while the National Liberal vote held steady...

 to the Labour Party

Labour Party (UK)

The Labour Party is a centre-left democratic socialist party in the United Kingdom. It surpassed the Liberal Party in general elections during the early 1920s, forming minority governments under Ramsay MacDonald in 1924 and 1929-1931. The party was in a wartime coalition from 1940 to 1945, after...

 candidate Frank Anderson.

He returned to the House of Commons in June 1940, at an unopposed by-election

By-election

A by-election is an election held to fill a political office that has become vacant between regularly scheduled elections....

 in the Newcastle upon Tyne West

Newcastle upon Tyne West (UK Parliament constituency)

Newcastle upon Tyne West was a parliamentary constituency in the city of Newcastle upon Tyne which returned one Member of Parliament to the House of Commons of the Parliament of the United Kingdom....

 constituency following the death of the Conservative MP Sir Joseph William Leech. At the 1945 general election

United Kingdom general election, 1945

The United Kingdom general election of 1945 was a general election held on 5 July 1945, with polls in some constituencies delayed until 12 July and in Nelson and Colne until 19 July, due to local wakes weeks. The results were counted and declared on 26 July, due in part to the time it took to...

, he lost the seat to Labour's Ernest Popplewell

Ernest Popplewell

Ernest Popplewell, Baron Popplewell, CBE was a British Labour Party politician.In the Labour landslide at the 1945 general election, Popplewell was elected as Member of Parliament for Newcastle upon Tyne West...

, and did not return to Parliament

Parliament of the United Kingdom

The Parliament of the United Kingdom of Great Britain and Northern Ireland is the supreme legislative body in the United Kingdom, British Crown dependencies and British overseas territories, located in London...

.