It was dissolved at the beginning of 30 March 2015, being 25 working days ahead of the 2015 general election on 7 May 2015.

A coalition agreement was then formed following negotiations with the Liberal Democrats and their leader Nick Clegg.

In September 2010, Ed Miliband won a Labour Party leadership vote to succeed Gordon Brown as permanent Leader of the Opposition.

Notable newcomers elected in this general election included Liz Kendall, Guto Bebb, Gloria De Piero, Sajid Javid, Michael Dugher, Amber Rudd, Lisa Nandy, Damian Hinds, Anna Soubry, Heidi Alexander, Jacob Rees-Mogg, Alison McGovern, Chris Williamson, Owen Smith, Nicky Morgan, Tristram Hunt, Dan Poulter, Esther McVey, Priti Patel, Luciana Berger, Karen Bradley, Chuka Umunna, Louise Mensch, Dominic Raab, Tracey Crouch, Valerie Vaz and Caroline Lucas.

This happens as a result of the election of Deputy Speakers, by-elections, defections, suspensions or removal of whip.

Although Deputy Speakers do not resign from their parties, they cease to vote (except to break ties) and they do not participate in party-political activity until the next election.