The Government of the United Kingdom, formally and commonly referred to as Her Majesty's Government,[note 1] is the central government of the United Kingdom of Great Britain and Northern Ireland.[1][2] The government is led by the prime minister (currently Boris Johnson, since 24 July 2019[update]), who selects all the other ministers. The prime minister and their most senior ministers belong to the supreme decision-making committee, known as the Cabinet.[2]