The Attinniaoenten and Hatingeennonniahak first allied in the 15th century. Arendaenronnon joined them about 1590, and the Atahontaenrat join around 1610. The fifth group, the Ataronchronon may not have attained full membership in the confederacy, and may have been a division of the Attignawantan.
the attinniaoenten and hatingeennonniahak first allied in the 15th century arendaenronnon joined them about 1590 and the atahontaenrat join around 1610 the fifth group the ataronchronon may not have attained full membership in the confederacy and may have been a division of the attignawantan