Who was responsible the Mormon exodus the colony of new zion on the shore of the Great Salt Lake?

The people responsible for causing it were the mobs and government in Illinois and Missouri. The person responsible for leading it was Brigham Young. Although the colony was called "Great Salt Lake City", not "New Zion", and it was not on the shore of the Great Salt Lake but about 20 miles south east of the southernmost tip of the lake. Today it is known as Salt Lake City.