House of Commons of the United Kingdom canister of chlorobenzylidene malonitrile (tear gas). Even members have been known to disturb proceedings of the House. For instance, in 1976, Conservative MP Michael Heseltine seized and brandished the Mace of the House during a heated debate. However, perhaps the most famous disruption of the House of Commons was caused by Charles I, who entered the Commons Chamber in 1642 with an armed force to arrest five members for high treason. This action was deemed a breach of the privilege of the House, and has given rise to the tradition that the monarch does not set foot in the House
House of Commons of the United Kingdom Thus, whenever the office of prime minister falls vacant, the Sovereign appoints the person who has the support of the House, or who is most likely to command the support of the House—normally the leader of the largest party in the Commons, while the leader of the second-largest party becomes the Leader of the Opposition. Since 1963, by convention, the prime minister is always a member of the House of Commons, rather than the House of Lords. The Commons may indicate its lack of support for the Government by rejecting a motion of confidence or by passing a motion of