One purpose of the iroquois confederacy was to establish peace among its member tribes. establish peace with southeastern indian bands. establish peace with northeastern indian bands. establish peace among all american indian federations.

Explanation:

Iroquois Confederacy was a gathering contained six native related American clans. These clans were Seneca, Cayuga, Oneida, Mohawk, Onondaga, and Tuscarora. One of the real reasons for the banding together is so as to shape an element in governmental issues.  

This confederation was the greatest of the political substance and they confronted the European settlement in America. They battled wars incorporating the Beaver Wars in which they battled against native Americans in Atlantic so as to control the trade of furs.

Iroquios Confederacy was a group comprised of six (6) native related American tribes. These tribes were Seneca, Cayuga, Oneida, Mohawk, Onondaga, and Tuscarora. One of the major purposes of the banding together is in order to form an entity in politics. This confederation was the biggest of the political entity and they faced the European settlement in America. They fought wars including the Beaver Wars in which they fought against native Americans in Atlantic in order to control the trade of furs. 

So your answer would be D

Hope this helped =)

east-west schism. the greatest effect of the east-west schism was the creation of two separate churches that had previously been unified under one church, the eastern orthodox church and the roman catholic church.

letter d is correct.