The conversation between human and AI assistant.
[|Human|] Given this paragraph about Chief Uncas, who was he?
[|AI|] Uncas (c.â1588 â c.â1683) was a sachem of the Mohegans who made the Mohegans the leading regional Indian tribe in lower Connecticut, through his alliance with the New England colonists against other Indian tribes.
[|Human|] 
Given this paragraph about Chief Uncas, who was he?