The acquisition of this enormous tract laid a large part of the material foundation for the future greatness of the United States. More immediately, however, its possession ensured the right of free navigation of the Mississippi and the control of the port of New Orleans, vital to western trade, as an integral part of American territory. Moreover, it reinforced the security of the new republic by eliminating France in the contest for supremacy in North America. | The acquisition of this enormous tract laid a large part of the material foundation for the future greatness of the United States. More immediately, however, its possession ensured the right of free navigation of the Mississippi and the control of the port of New Orleans, vital to western trade, as an integral part of American territory. Moreover, it reinforced the security of the new republic by eliminating France in the contest for supremacy in North America. |