They were a people who felt called by God, chosen to create a New Jerusalem. It was fitting, then, that in order to realize the dream, the Mormons endured a 1,300-mile journey of Biblical proportions.
Time to Go
Mormons had been considering moving west -- beyond the borders of the United States -- since before Joseph Smith's 1844 murder, but his assassination made it clear that the period of relative calm the Mormon faithful had enjoyed in Nauvoo, Illinois, was coming to an end. In 1845 mob violence against the Mormon community increased, and the Illinois legislature revoked the city's charter.