Complex sentence: Epenow wishes to turn violent against the English who mistreated them and when the Pilgrim settlers arrive, the Nauset tribe are ready to do battle, but Squanto manages to settle things peacefully.
Split into simpler sentences: Epenow wishes to turn violent against the English who mistreated them. The Englishmen and Nauset tribe are ready to do battle, but Squanto manages to settle things peacefully.