All key facts
GeneralTestable
The PM is the leader of the majority party in the House of Commons
Related questions (1)
easysingle choice
Who is the Prime Minister of the UK by convention?
The monarch
The Speaker of the House
The leader of the majority party in the House of Commons
The most senior member of the House of Lords
Explanation
By convention, the PM is the leader of the political party with the most seats in the House of Commons. The monarch appoints the PM but does not serve as PM. The Speaker is neutral.