Brighton Pavilion (UK Parliament constituency) Pavilion for the Greens at the 2017 general election. Brighton Pavilion (UK Parliament constituency) Brighton Pavilion is a constituency represented in the House of Commons of the UK Parliament since 2010 by Caroline Lucas of the Green Party; who on being elected, became the first MP for that party in the United Kingdom. 1950–1983: The County Borough of Brighton wards of Hollingbury, Montpelier, Patcham, Pavilion, Preston, Preston Park, Regency, St Nicholas, St Peter's, and West. 1983–1997: The Borough of Brighton wards of Hollingbury, Patcham, Preston, Regency, St Peter's, Seven Dials, Stanmer, and Westdene. 1997–2010: The Borough of Brighton wards of
1905 Brighton by-election 1905 Brighton by-election The Brighton by-election was a Parliamentary by-election. It was one of only eight ministerial by-elections in the UK not to be retained by the incumbent. Gerald Loder had been Conservative MP for the seat of Brighton since the Brighton by-election, 1889. He vacated his seat upon appointment as Lord Commissioner of the Treasury so as to seek re-election. Brighton returned two Members of Parliament to the House of Commons of the United Kingdom, elected by the first past the post voting system. The seat had been Conservative since they gained it in 1885. They easily held both