Hard choices lie ahead for Downing Street if higher fuel prices spark resentment and trigger a renewed cost of living crisisSeventy years ago this winter, the streets of Britain fell eerily quiet. After one last panic buying spree, many garages shut, and traffic even in the heart of London dwindled away. The formal introduction of petrol rationing had begun, limiting drivers to 200 miles’ worth a month – with exceptions for farmers, doctors and vicars – after the Suez crisis blocked fuel supplies from the Gulf.Ancient history now, of course – or it would be if it weren’t for what looks increasingly like the US’s own version of Suez: a great power starting a war it seemingly doesn’t know how to finish, against an enemy it woefully underestimated. If the strait of Hormuz – the vital shipping lane now rendered unsafe for shipping by Iranian drones and mines – cannot soon be reopened, then Britain could be only weeks away from needing to ration fuel, the former BP executive (and government...