Those who did not witness that speech will be interested to know that it asked whether Tony Blair was more right-wing than the Duke of Wellington and enlightened us on the duel that the iron duke and Lord Winchilsea fought in 1829 over Roman Catholic emancipation.From the motion and some speeches today, it would be tempting to think that the issue is simply a matter of repealing the Act of Settlement, which is an act of the English Parliament prior to the union of 1707, as was the Bill of Rights of 1688, which followed William and Mary’s...