Complex sentence: However, a firsthand Mormon account insists that Latter Day Saints entering the area were stopped by militia as early as October 26; the soldiers claimed that the governor had already ordered their expulsion or extermination if they did not leave at once.
Split into simpler sentences: However, a firsthand Mormon account dose state that Latter Day Saints entering the area were stopped by militia. The soldiers claimed that the governor had already ordered their expulsion or extermination if they did not leave at once.