When Britain lost the American Revolution they ceded all of the land from the Atlantic Ocean west to what physical feature in the Treaty of Paris 1783?

East of Mississippi River

Explanation:

Treaty of Paris was an agreement signed between the United States of America and Great Britain in 1783 after the American Revolutionary War. It was signed to show and depict the full independence of America and its territory.

Article one of the treaty made mentioned the freedom of all thirteen colonies, while article two created the boundaries of the United States which span right from all of the lands from the Atlantic Ocean west to the EAST OF MISSISSIPPI RIVER.

according to this text from the preamble to the declaration, who gives men their unalienable rights?