 On October 14, 2008, Mulcair was re-elected as the MP for Outremont, making him the first New Democrat to win a riding in Quebec during a federal general election.He defeated the federal Liberal candidate, Sébastien Dhavernas, by 14,348 votes to 12,005 (a margin of 6.4%).In the 2011 federal election, despite facing a challenge from former federal justice minister Liberal Martin Cauchon, Mulcair was re-elected once more with 56.4% of the popular vote, 21,916 to 9,204.