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 recommending a successor, the party was unable to nominate one. It fell to the Queen to appoint Harold Macmillan as the new prime minister, after taking the advice of ministers. By convention, all ministers must be members of the House of Commons or of the House of Lords. A handful have been appointed who were outside Parliament, but in most cases they then entered Parliament either in a by-election or by receiving a peerage. Since 1902, all prime ministers have been members of the Commons; the sole exception, the 14th Earl of Home, disclaimed his peerage three days after becoming