In the war, France lost it's mainland and Britain gained possession of land from North America to Mississippi river.
Step-by-step explanation:
In the war that was between the Indian people and France, resulted in France losing it's main land possession in the war. This war was fought mainly by the British army and therefore resulted in the increase in territorial expansion of the British people.
British gained land from east coast of North America to the Mississippi river and this was used by Britain for it's own purposes which were mostly economical purposes.