He later served a mission to Salem, Massachusetts, where he baptized several converts, including Nathaniel Ashby, a man with whom he shared a duplex when they both resided in Nauvoo, Illinois.

[4] In April 1839, at age 20, Snow successfully petitioned the jailers at Liberty Jail to move Joseph Smith (founder of the Latter Day Saint movement) and the prisoners accompanying him to a different location.

Over the course of his life, Snow served a total of sixteen missions to New England, St. Louis, Arizona, southern Utah, Denmark, Scandinavia, and Mexico.

Writer George M. McCune has said of Snow: "He prevailed in debates over the Book of Mormon and healed and converted many during his life".

They focused most of their efforts in Denmark, but another convert had joined them, John E. Forsgren, who preached in Sweden.

Later in the 1850s, Snow served as the presiding church authority in the midwestern United States, using St. Louis, Missouri as his headquarters.

By the time they reached the Eastern United States, Abraham Lincoln had been elected president.

[citation needed] Snow died on May 27, 1888, in Salt Lake City, Utah Territory, at age 69.