There were great celebrations here four years ago for the 400th anniversary of the Union of the Crowns, when Scotland's King James VI became monarchofEngland as well.
The Labour MP Chris Bryant has an amendment down to remove the section that allows the monarch to approve the marriage of the first six people in the line of succession - and various amendments on questions like appointing a regent as head of the Church ofEngland, if the monarch is not a member, are still on the order paper.