Premiership of Justin Trudeau Premiership of Justin Trudeau The premiership of Justin Trudeau began on November 4, 2015, when the first Cabinet headed by Justin Trudeau was sworn in by Governor General David Johnston. Trudeau was invited to form the 29th Canadian Ministry and become Prime Minister of Canada following the 2015 election, where Trudeau's Liberal Party won a majority of the seats in the House of Commons of Canada, leading to the resignation of Conservative Prime Minister Stephen Harper. Trudeau has promised to decentralize power from the Prime Minister's Office and give Cabinet a larger role in governing, stating "government by cabinet is
Justin Trudeau hit with a "tsunami" of calls from supporters to reconsider his earlier decision to not seek the leadership. Opinion polling conducted by several pollsters showed that if Trudeau were to become leader the Liberal Party would surge in support, from a distant third place to either being competitive with the Conservative Party or leading them. In July 2012, Trudeau stated that he would reconsider his earlier decision to not seek the leadership and would announce his final decision at the end of the summer. On September 26, 2012, multiple media outlets started reporting that Trudeau would launch his leadership bid