June 16, 2021 marks the 150th anniversary of the Universities Tests Act 1871, which fully opened the universities of Oxford, Cambridge, and Durham to non-Anglicans, who were restricted from membership of England’s historic universities once the Test Act of 1673 came into force. Oxford had an even older restriction on non-Anglicans dating back to 1581.  English dissenters played a significant role in encouraging the revocation of the Tests Act, since they believed that “Oxford and Cambridge were national institutions which ought to be open to all Englishmen, irrespective of their religious opinions” (Twaddle 1966). Even when the restriction was lifted, however, many English Catholic bishops discouraged Catholic youths from enrolling at Oxford and Cambridge “fearing the universities’ scepticism and Anglican …