Respuesta :
Pinckney’s Treaty reopened the Mississippi River and the New Orleans port to Americans.
Answer:
d. Pinckney’s Treaty
Explanation:
Pinckney's Treaty was a treaty signed in 1795 which established friendly relations between the United States and Spain. This treaty also defined the border between the United States and Spanish Florida and reopened the Mississippi River and the New Orleans port to Americans. The treaty is considered to have ended the West Florida Controversy, which was a border dispute between the two nations.