Question: What is the birth year of this British Conservative Party politician, who won the Crewe and Nantwich by-election, 2008?

Context paragraphs:
Crewe and Nantwich by-election, 2008: The Crewe and Nantwich by-election, 2008 was a parliamentary by-election held on 22 May 2008, for the British House of Commons constituency of Crewe and Nantwich, in Cheshire, England.  The election was won by the Conservative party candidate Edward Timpson, who defeated the Labour party candidate Tamsin Dunwoody, on a swing from Labour to Conservative of 17.6%, a swing that in a general election would see nine Labour cabinet ministers lose their seats.  At the time of the by-election, a swing of 7% in a general election would have seen the Conservatives gain an overall majority over Labour.  This was the first seat gained by the Conservatives in a by-election since the Mitcham and Morden by-election, 1982.

Patrick McLoughlin: Sir Patrick Allen McLoughlin (born 30 November 1957) is a British Conservative Party politician.  He first became a Member of Parliament (MP) at the 1986 by-election in West Derbyshire.  The constituency became the Derbyshire Dales for the 2010 general election; McLoughlin has remained the seat's MP.  On 4 September 2012, he was appointed Secretary of State for Transport.  As a former miner, he is one of the few Conservative MPs to have been a manual worker before being elected to Parliament.  On 14 July 2016, he became Chairman of the Conservative Party and Chancellor of the Duchy of Lancaster, under the new administration of Conservative Prime Minister Theresa May.

Conservative Muslim Forum: The Conservative Muslim Forum is a group within the British Conservative Party.  It aims to increase Conservative Party's knowledge and comprehension of issues and circumstances that have particular relevance to Muslim communities and develop suitable responses.  It also seeks to increase support for the Conservative Party within the Muslim community.  Anyone who is eligible to vote in British general or local elections regardless of race, colour or creed may become a member of the Conservative Muslim Forum.  It will however be necessary for a person applying for membership of the Conservative Muslim Forum to be an existing member of the Conservative Party or apply for such membership simultaneously.

Paul Williams (Conservative politician): Paul Glyn Williams (14 November 1922 – 10 September 2008) was a British Conservative Party politician who served as the Member of Parliament (MP) for Sunderland South from 1953 to 1964.  He was also a prominent businessman.  He was one of 8 Conservative "Suez rebels" who resigned the Conservative Party whip to protest against the government's decision to withdraw from Suez.

William Ernest Gibbons: William Ernest Gibbons (24 April 1898 – 15 August 1976) was a British Conservative Party politician.  He won the Bilston constituency at a by-election in 1944, but was defeated at the 1945 general election by Will Nally in the national Labour landslide of that year.

Edward Timpson: Anthony Edward Timpson (born (1973--)26 1973 ) is a British Conservative Party politician.  He was first elected as the Member of Parliament (MP) for Crewe and Nantwich at the 2008 by-election but lost his seat in the 2017 general election to the Labour candidate, Laura Smith.

Craig Tracey: Craig Paul Tracey (born 21 August 1974) is a British Conservative Party politician, who has been the Member of Parliament (MP) for North Warwickshire since his election on 7 May 2015.  Originally from the North East, Tracey settled in North Warwickshire in 1997.  After serving as a parish councillor he was selected as the Conservative Party's parliamentary candidate for North Warwickshire in 2014.  He unexpectedly increased the Conservative majority in the constituency despite not being the favourite to win.  Tracey has been a member of the Business, Innovation and Skills Select Committee since July 2015, and co-chair of the All Party Parliamentary Group for Insurance and Financial Services since July 2016.

92 Group: The 92 Group is a right-wing grouping within the British Conservative Party.  They are so named because they would meet at Conservative MP Sir Patrick Wall's home, 92 Cheyne Walk in Chelsea, London.  It was founded in 1964 in order to "keep the Conservative Party conservative" and membership is by invitation only.  During the period of Margaret Thatcher's leadership of the Conservative Party it was a prominent supporter of her policies.  During John Major's premiership it became a focus for Thatcherite MPs dissatisfied with his leadership and was prominent in supporting John Redwood's unsuccessful candidacy against John Major for the leadership of the Conservative Party in 1995.

Trudy Harrison: Trudy Lynne Harrison (born 19 April 1976) is a British Conservative Party politician.  She has been the Member of Parliament (MP) for Copeland since winning the seat at the February 2017 by-election.  It was the first time Copeland elected a Conservative MP since 1935.

John Howell (politician): John Michael Howell, {'1': ", '2': ", '3': ", '4': "} (born 27 July 1955) is a British Conservative Party politician and the Member of Parliament (MP) for Henley, having won the seat with an increased share of the vote in the Henley by-election, 2008.

Supporting paragraphs: Crewe and Nantwich by-election, 2008 Edward Timpson
Answer: 1973