For centuries after Henry the Eighth's break with Rome, England's Catholics were banned from public life.Even the heir to the throne was not allowed to marry a Catholic. Now Gordon Brown thinks it's time to change all that. But as Britain becomes more secular is this the moment to strengthen the religious voice in public life? Would a Catholic Cardinal in the House of Lords create pressure for other religious communities to be represented in Parliament. On Politics UK, Edward Stourton talks to the retiring Archbishop of Westminster Cardinal Cormac Murphy O'Connor, and considers the relationship between England's oldest religion and the State.