Why did the fur trappers come to today's utah?

I was not fully aware that they did. the only reason fur trappers come is if there is animals with fur they can trap enough of to make a business. The main colonizers of Utah were actually Mormons who were in mid-exodus from the United States and fled there for protection by the then Mexican Government, only to be given over after the Mexican American War to the U.S., who, no surprise here, still hated Mormons.

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.