<u><em>A sachem is the chief or leader of a tribe, and having anyone of your community do an act of defection (change loyalty to the opposite side) is the beginning of lots of issues, those including: treason, increasing number of deserters, a weakening tribe, etc. Those are the reasons why a sachem should be concern about defection.</em></u>
Brainly is not a place where you get people to write your essays. I would be happy to help but you should write the essay on your own.
Fix it and get help with it