Thomas Pinckney's treaty with Spain won the United States free navigation of the Mississippi and permission for American traders to deposit goods for shipment at the mouth of the river. True False

True.<br /><br />Thomas Pinckney's treaty with Spain, also known as Pinckney's Treaty or the Treaty of San Lorenzo, was signed in 1795. It granted the United States free navigation of the Mississippi River and the right to deposit goods at the port of New Orleans for shipment. This treaty was significant in promoting trade and westward expansion for the United States.