Conversation so far:
When did the French contact the Algonquins?
in the summer of 1603.
How did they interact?
From 1603, some of the Algonquin allied with the French.
What else should I know about this period?
Champlain made his first exploration of the Ottawa River during May 1613 and reached the fortified Kitcisipirini village at Morrison Island.
What did he do there?
They had chosen a strategic point astride the trade route between the Great Lakes and the St.
Lawrence River.
What else did he/they do?
They prospered through the collection of beaver pelts from native traders passing through their territory.
They also were proud of their corn fields.
What else happened with French-Algonquin relations?
These two large groups allied together, under the leadership of Sachem Charles Parcharini, to maintain the Omamiwinini identity and territory.

Question: Which groups allied together?
Self-contained rewrite: Which groups allied together under the leadership of Parcharini?