Keir Starmer’s large Labour majority in the House of Commons, secured in the 2024 election, continues to insulate the government from any realistic prospect of a successful parliamentary no-confidence motion before June 30. Recent internal party pressure, including multiple cabinet and ministerial resignations in May and June 2026 over leadership and defence spending disputes, has focused on triggering a Labour leadership contest under party rules rather than a formal Commons vote. Opposition calls from Conservative leader Kemi Badenoch have not altered the arithmetic, as cross-party defections on this scale remain absent. Petitions urging an early election have closed without prompting procedural moves. Traders therefore assign only a slim chance to a no-confidence vote materialising in the narrow remaining window.