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  "description": "The fourth defection from Pierre Poilievre's caucus edges the governing party closer to a parliamentary majority and signals a continued realignment on Parliament Hill\n",
  "path": "/conservative-mp-marilyn-gladu-crosses-floor-to-join-carney-liberals-in-latest-blow-to-official-opposition/",
  "publishedAt": "2026-04-08T15:48:00.000Z",
  "site": "https://provincialtimes.ca",
  "tags": [
    "In a letter addressed to constituents",
    "Mark Carney, Facebook",
    "taking to Facebook to praise",
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  "textContent": "The floor-crossing trend that has reshaped the political landscape on Parliament Hill continued Wednesday as Conservative MP Marilyn Gladu announced she will join Prime Minister Mark Carney's Liberal caucus, becoming the fourth opposition member to cross the floor since Carney took office.\n\nIn a letter addressed to constituents in her southwestern Ontario riding of Sarnia—Lambton—Bkejwanong, Gladu said the \"past year has been like no other\" and that her decision was driven by a desire to deliver \"serious leadership\" and a \"real plan to build a stronger and more independent Canadian economy.\"\n\nThe move pushes the Liberal seat count to 171, leaving the Carney Liberals just one seat short of a majority in the 343-seat House of Commons, a milestone that could be reached as soon as next month when three by-elections are held in ridings widely expected to remain Liberal.\n\n## Subscribe for issues and perspectives that mainstream outlets often ignore\n\nWe bring insights, analysis, and news that challenge the status quo.\n\nSubscribe\n\nEmail sent! Check your inbox to complete your signup.\n\n### **A significant departure from Conservative ranks**\n\nGladu's defection carries particular weight within Conservative circles. First elected in 2015, she has represented the bellwether riding of Sarnia—Lambton for more than a decade, winning re-election three times while serving on the opposition benches. Unlike some previous Conservative defectors, Gladu was not widely viewed as a centrist \"Red Tory.\"\n\nHer voting record included opposition to marijuana legalization and to the federal ban on conversion therapy. These positions placed her firmly on the social conservative wing of the party, making her embrace of the Liberal Party all the more striking.\n\n_“Sarnia Lambton was always a bellwether riding, meaning that whoever our community elected as MP was typically in government. That was true for 52 years before the citizens here elected me four times, throughout which I have served in Opposition and done my best to advocate strongly for you,”_ Gladu wrote in her letter to constituents. _“Today, there is both the opportunity — and the responsibility — to build our country's strength and success with a more constructive, collaborative approach.”_\n\n### **Carney welcomes newest recruit**\n\nMarilyn Gladu sits on a white sofa across from Prime Minister Mark Carney in a bright, formal office setting. Photo credit: Mark Carney, Facebook\n\nPrime Minister Mark Carney moved quickly to publicly welcome his newest caucus member, taking to Facebook to praise Gladu's experience as an engineer and international business professional.\n\n_“At this important moment for our country's future, Canadians with a broad range of experience and perspectives are uniting to build Canada strong,”_ Carney wrote. _“Marilyn brings the practical, results-driven leadership this effort demands.”_\n\nThe Prime Minister highlighted Gladu's decades of private sector experience, noting her understanding of _“what it takes to create good jobs, strengthen supply chains, and ensure Canadian industry can compete in a rapidly changing global economy.”_\n\n### **Opposition reaction and political fallout**\n\nConservative Party officials did not immediately respond to requests for comment, but the defection is certain to intensify pressure on Leader Pierre Poilievre, who has now lost four members of his caucus to the governing party. Previous Conservative floor-crossers include former critic Matt Jeneroux and two other MPs, all of whom cited Carney's steady leadership amid economic and geopolitical uncertainty.\n\nThe pattern of defections has raised questions about caucus morale and the Official Opposition's ability to present a unified alternative to Carney's national unity government. NDP Leader Don Davies, who lost Nunavut MP Lori Idlout to the Liberals just days ago, has called for floor-crossers to face by-elections, a logistically expensive demand the government has shown no interest in accommodating.\n\n### **The path to a majority**\n\nWith 171 seats now in Liberal hands, Carney's path to a governing majority appears increasingly clear. Two of the three scheduled April by-elections are in ridings where Liberals are heavily favoured: Scarborough Southwest and University—Rosedale. A victory in just one of these ridings would deliver the 172 seats required for a majority, freeing the government from the need to negotiate with opposition parties on confidence votes and budget legislation.\n\nFor Gladu, the move represents both a political gamble and, in her telling, a pragmatic choice to deliver for constituents. _“I know that you also want to see more direct support from your federal government at this crucial moment for our local and national economy,”_ she wrote, _“and I will be working relentlessly to advocate for the projects, priorities, and prosperity that our communities are counting on.”_\n\nThe question now is whether the bleeding of opposition talent has finally run its course, or whether more MPs are quietly weighing the same calculation as Marilyn Gladu.\n\n## Tired of seeing important stories swept under the rug by the right-wing establishment media?\n\nSubscribe and get the full picture. Stay updated, stay informed, and join a community that values truth and transparency. Subscribe to The Provincial Times for free to receive new stories and support our work!\n\nSubscribe\n\nEmail sent! Check your inbox to complete your signup.\n\nDid you like this article? Consider a small donation.",
  "title": "Conservative MP Marilyn Gladu crosses floor to join Carney Liberals in latest blow to Official Opposition",
  "updatedAt": "2026-04-08T15:56:49.155Z"
}