(1) Tensions escalated between British colonists and Native Americans in the Ohio Valley in the 1760s. The British treated the Native Americans worse than the French had. Pontiac, an Ottawa leader, rose up and captured most British forts, but his request for negotiations was denied. (2) The British issued the Proclamation of 1763 to prevent colonists from settling west of the Appalachian Mountains. Many colonists ignored this proclamation and continued to claim western lands. (3) Britain imposed new taxes on the colonies to help pay off war debts, including the Sugar Act and Stamp Act. The colonists protested that these taxes were unjust since they lacked representation in Parliament.