This LawMindMap covers key issues in the topic including: 

• Constitutional basis of prerogative powers
• Bill of Rights 1689
• The theories of Dicey, Blackstone and Chitty
• The pre-1688 approaches to prerogative powers
• Prerogative executive powers
• Legal prerogatives
• Monarch's constitutional prerogative
• Control of prerogatives (parliamentary, statutory and judicial)
• The impact of and decisions after GCHQ in particular regarding mercy, colonial governance and foreign affairs/defence.