Oath of Supremacy Oath of Supremacy The Oath of Supremacy required any person taking public or church office in England to swear allegiance to the monarch as Supreme Governor of the Church of England. Failure to do so was to be treated as treasonable. The Oath of Supremacy was originally imposed by King Henry VIII of England through the Act of Supremacy 1534, but repealed by his daughter, Queen Mary I of England and reinstated under Mary's half-sister, Queen Elizabeth I of England under the Act of Supremacy 1559. The Oath was later extended to include Members of Parliament and people studying at
Freedom of religion in the United Kingdom Supreme Governor of the church is the British Monarch. As already mentioned, the monarch is required to "join in communion with the Church of England". As part of the coronation ceremony, the monarch swears an oath to "maintain and preserve inviolably the settlement of the Church of England, and the doctrine, worship, discipline, and government thereof, as by law established in England" before being crowned by the senior cleric of the Church, the Archbishop of Canterbury. All clergy of the Church swear an oath of allegiance to the monarch before taking office. Parliament has authority to govern the Church of