Final answer:
Britain faced a high level of debt and had difficulties in keeping colonists out of native lands west of the Appalachian Mountains after the French & Indian War.
Step-by-step explanation:
The problem that Britain faced at the end of the French & Indian War were a high level of debt due to the costs of fighting the war and the challenge of keeping colonists out of native lands west of the Appalachian Mountains. The war had put Britain into massive debt as it had financed the war effort. Additionally, the Proclamation of 1763, issued by the British government, aimed to stop colonists from moving westward beyond the Appalachian Mountains, which created tensions and conflicts with the colonists.
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