The main outcome of the Treaty of Paris in 1763 was the conclusion of the Seven Years' War, significantly altering the balance of power in North America. The treaty was signed by Great Britain, France, and Spain, marking the end of French colonial ambitions on the continent. As a result of the treaty, France ceded Canada and its territories east of the Mississippi River to Britain, while Spain relinquished Florida but gained Louisiana from France. This shift in territorial control not only expanded British influence but also heightened tensions with Native Americans and set the stage for future conflicts, including the American Revolution.