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
Constitution of the United Kingdom Brown. The monarch formerly enjoyed the power to dissolve Parliament (normally on the request of the prime minister). However, this power was explicitly removed from the monarch by the Fixed-term Parliaments Act 2011. The last monarch to dismiss a prime minister who had not suffered a defeat on a motion of confidence in the House of Commons, or to appoint a prime minister who clearly did not enjoy a majority in that House, was William IV who in 1834 dismissed the Government of Lord Melbourne, replacing him with Robert Peel (the Duke of Wellington briefly heading a caretaker ministry as