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
Green party won the seat of Brighton Pavilion in 2010. The Scottish Green Party has had success in the devolved Scottish Parliament and the Irish Green Party in Northern Ireland has had success in the devolved Northern Ireland Assembly, where the first-past-the-post system is not used. In countries where a party with similar ideals is stronger, such as Norway and Denmark, Green parties tend to perform worse. In some Eastern European countries, like Romania and Poland, Green parties are still in the process of formation and have therefore not gained enough support. The Green Party of Bulgaria is a part of the