Brighton Pavilion (UK Parliament constituency) Clarence Mitchell, a former BBC News reporter and spokesman for the family of Madeleine McCann, was selected as the Conservative Party candidate. On 26 April 2017, it was announced that the local Liberal Democrat party had chosen to not field a candidate in the seat during the upcoming snap election, endorsing Caroline Lucas instead due to their shared pro-EU stance. This occurred on the same night as the local Green Party stood aside in Brighton Kemptown in order to ensure the seat was not won by the Conservatives due to a split vote between progressive parties. Caroline Lucas retained Brighton
Green Party of England and Wales of the London Assembly. Brighton Pavilion was the Green Party's first and only parliamentary seat to date, won at the 2010 general election and held in 2015 and 2017. As with other small parties, representation at the House of Commons has been hindered by the first-past-the-post voting system. The party's first life peer was Baron Beaumont of Whitley, who left the Liberal Democrats and joined the Green Party in 1999. He sat as a Green until his death in 2008. As of December 2015, Baroness Jones of Moulsecoomb is their only representative in the House of Lords. Since the first