Why were the British and French fighting? Outcome?

The French and Indian War was the North American conflict that was part of a larger imperial conflict 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 Seven Years War ended with the signing of the treaties of Hubertusburg and Paris in February 1763. In the Treaty of Paris, France lost all claims to Canada and gave Louisiana to Spain, while Britain received Spanish Florida, Upper Canada, and various French holdings overseas.

Southern secession is the event or issue that historians can gain insight from this excerpt.