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 England royal expenditures, and criticism of the King's management of the military. The Commons even proceeded to impeach some of the King's ministers. Although Mare was imprisoned for his actions, the benefits of having a single voice to represent the Commons were recognized, and the office which became known as Speaker of the House of Commons was thus created. Mare was soon released after the death of King Edward III and in 1377 became the second Speaker of the Commons. During the reign of the next monarch, Richard II, the Commons once again began to impeach errant ministers of the Crown.