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The Monarch is specifically excluded from keeping a standing army during peacetime without the authority of Parliament (Article 6, Bill of Rights 1688) and so, every five years, a new Armed Forces Act is passed, which renews the Army Act 1955, the Air Force Act 1955 and the Naval Discipline Act 1957. The power to deploy these forces (hereafter “the deployment power”) is, however, a prerogative power still vested in the Crown, and exercised by convention by the Prime Minister. It is arguably the greatest power a government can exercise, placing the lives of its citizens in danger and ...