IIRC, the White Horse Prophecy of Smith concerns the Constitution and of the elders of the Mormon Church stepping in to save the country.
What does that have to do with an Islamic Caliphate?
>>IIRC, the White Horse Prophecy of Smith concerns the Constitution and of the elders of the Mormon Church stepping in to save the country.<<
It includes the same type of world rulership that the Caliphate does.