Brighton Pavilion (UK Parliament constituency) 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 Hanover, Hollingbury, Patcham, Preston, Regency, St Peter's, Seven Dials,
Basildon and Billericay (UK Parliament constituency) Martin's. The seat was created for the 2010 general election following a review of the Parliamentary representation of Essex by the Boundary Commission for England. The election was won by the Conservative Party by a large majority although it had a nominal Labour Party status based on its electoral wards. Basildon was one of the best known bellwether constituencies in the UK, having voted for the winning party in each election since 1974. The failure of the Labour Party to win it in the 1992 election – Basildon was the first marginal seat to declare a result – notably foreshadowed