What sparked the Pequot War?

The continuing tide of settlement eventually brought the colonists into conflict with the Pequot nation that already inhabited the southeastern area of present-day Connecticut. Indeed, the Pequot viewed the Connecticut River and adjacent lands as their territory. The increased Dutch and English migration into the Connecticut Valley quickly erupted in disputes between European settlers and native inhabitants, as well as causing disagreements among the Pequot themselves.

The nickname would be : " robber bandits" i believe