What happened after the discovery of the Mormon trial?

The Mormons, as they were commonly known, had moved west to escape religious discrimination. After the murder of founder and prophet Joseph Smith, they knew they had to leave their old settlement in Illinois. Many Mormons died in the cold, harsh winter months as they made their way over the Rocky Mountains to Utah.

Explanation:

Mormon Trail, in U.S. history, the route taken by Mormons from Nauvoo, Illinois, to the Great Salt Lake in what would become the state of Utah. After Mormon leader Joseph Smith was murdered by a mob in 1844, church members realized that their settlement at Nauvoo was becoming increasingly untenable.

the soviet union wanted to impose communist governments in eastern europe.