There isn't a exact number by they no that is is more the 32,000
The conflict, fought between June and October 1877, stemmed from the refusal of several bands of the Nez Perce, dubbed "non-treaty Indians," to give up their ancestral lands in the Pacific Northwest and move to an Indian reservation in Idaho.
The Parliament of England, also the Magna Carta was established for peace between a King and a group of rebel barons!