British Left left-wing party in the UK, by membership, is the Green Party of England and Wales. , membership was 45,643. The party has one Member of Parliament, Caroline Lucas, who was a Co-Leader of the Green Party of England & Wales; and was first elected as the MP for Brighton Pavilion at the 2010 general election. The other two political parties on the left and with representation in parliament are the centre-left Scottish National Party (SNP) and the left-wing Plaid Cymru. The SNP are only active in Scotland and Plaid are only active in Wales. The SNP has 35 MPs and
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