The French and Indian War was the North American conflict in a larger imperial war between Great Britain and France known as the Seven Years' War. The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763. The French and Indian War was fought to decide if Britain or France would be the strong power in North America. France and its colonists and Indian allies fought against Britain, its colonists and Indian allies. ... The Indians became worried that they would lose the use of their land.