The way in which the treaty of Paris and the Proclamation line of 1863 contributed to bad blood between the colonies and Britain is that it granted Britain valuable North American land
This refers to the formally concluded and ratified agreement between different entities.
Hence, we can see that The way in which the treaty of Paris and the Proclamation line of 1863 contributed to bad blood between the colonies and Britain is that it granted Britain valuable North American land as it enabled them to expand.
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