2010 United Kingdom general election support of UKIP to force a hung parliament. The Green Party of England and Wales voted to have a position of leader for the first time; the first leadership election was won by Caroline Lucas, who successfully contested the constituency of Brighton Pavilion. In addition, a new loose coalition, Trade Unionist and Socialist Coalition (TUSC), contested a general election for the first time. TUSC was a grouping of left wing parties that participated in the 2009 European Parliament elections under the name of No2EU; members included the Socialist Workers Party, the Socialist Party, the Socialist Alliance, Socialist Resistance, and is
Barnsley West and Penistone (UK Parliament constituency) Labour Party. The first general election in this constituency was won by Allen McKay, who had been the MP for the abolished Penistone constituency since 1978. ! style="background-color: " | Barnsley West and Penistone (UK Parliament constituency) Barnsley West and Penistone was a parliamentary constituency in South Yorkshire which returned one Member of Parliament (MP) to the House of Commons of the Parliament of the United Kingdom, elected by the first-past-the-post voting system. It was considered a safe seat for the Labour Party. The Borough of Barnsley wards of Darton, Dodworth, Hoyland East, Hoyland West, Park, Penistone East, Penistone West,