Why did Pontiac attack the British?

On July 31, a British relief expedition attacked Pontiac's camp but suffered heavy losses and were repelled in the Battle of Bloody Run. Nevertheless, they had succeeded in providing the fort at Detroit with reinforcements and supplies, which allowed it to hold out against the Indians into the fall. read more

Pontiac’s Rebellion begins when a confederacy of Native American warriors under Ottawa chief Pontiac attacks the British force at Detroit. After failing to take the fort in their initial assault, Pontiac’s forces, made up of Ottawas and reinforced by Wyandots, Ojibwas, and Potawatamis, initiated a siege that would stretch into months. read more

when the war began in May 1763 when Native Americans became offended by the policies of British General Jeffrey Amherst,therefore, ended out attacking a number of British forts and settlements. read more

Although fighting in Pontiac's Rebellion began in 1763, rumors reached British officials as early as 1761 that discontented Native Americans were planning an attack. Senecas of the Ohio Country circulated messages ("war belts" made of wampum) which called for the tribes to form a confederacy and drive away the British. read more