LONDON (AP) — The saga of Scottish independence is over, but a new journey of political upheaval is only beginning for the United Kingdom.

Prime Minister David Cameron responded Friday to the passion of the failed Scottish breakaway by promising sweeping new powers to the U.K.’s regions. Scotland’s rebellious spirit and England’s own movement for more autonomy mean that to keep an uneasy marriage intact, each of Britain’s four nations soon may need to live mostly under separate roofs.