???
OK, try this; the year is 2050 and the technocratic tyranny is victorious.
Right up until, with the English population facing inescapable enslavement and obliteration, England's Greatest Hour Of Need comes and brings with it an Outside Context Problem.
Well, there's always Theodora Goss' England under the White Witch, aka, "what if Jadis didn't temporarily lose her powers during her visit to nineteen-hundreds London."
Or I guess, /tg/'s An Ancient Evil Oversleeps.