 In 1825 these three groups amalgamated into the British and Foreign Unitarian Association.A century later, this joined with the Sunday School Association to become the General Assembly of Unitarian and Free Christian Churches, which remains today the umbrella organisation for British Unitarianism.Between 1548 (John Assheton) and 1612 we find few anti-Trinitarians, most of whom were either executed or forced to recant.