2008 Haltemprice and Howden by-election would extend the legal detention of terror suspects without charge to a maximum of 42 days. Explaining his actions, Davis stated he intended to spark a wider public debate about the perceived erosion of civil liberties by the then Labour government, which in the following week was launched as the 'David Davis for Freedom campaign'. Culture Secretary Andy Burnham called on Davis to fund the cost of the by-election to the taxpayer, estimated at £80,000, from his own pocket. Davis had held the seat as a Conservative since its creation in 1997, having previously been MP since 1987 for the
Londonderry City (UK Parliament constituency) system. Ferguson's death caused a by-election. Dowse was appointed Solicitor-General for Ireland, requiring a by-election. Dowse resigned after being appointed Chief Baron of the Irish Exchequer, causing a by-election. On petition, Lewis was unseated. McCarthy was named as MP on 25 October. Knox resigns, triggering a by-election. Hamilton is appointed Treasurer of the Household, prompting a by-election in which he stood unopposed. Hamilton becomes Duke of Abercorn, prompting a by-election. Hogg's death prompts another by-election. Londonderry City (UK Parliament constituency) Derry City was a parliamentary constituency in Ireland. It returned one Member of Parliament (MP) to the House of Commons