History of the Green Party of England and Wales of Deputy Leader. The Green Party fielded more than 300 candidates for the 2010 general election. Caroline Lucas became the first Green candidate to gain a seat in Westminster, after being elected MP for Brighton Pavilion by a margin of 1,252 votes. The following week 600 new members had joined the Green Party bringing total membership to over 11,000. In previous years 600 new members was high for a whole year. On 24 May 2012, the six Green Party councillors elected to Stroud District Council formed a power sharing administration (a "constructive cooperation") with both the Labour Party and the
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,