USA HISTORY

Detailed explanation-1: -The Treaty of San Lorenzo, also known as Pinckney’s Treaty, was an agreement signed on October 27, 1795 between the United States and Spain. It settled a dispute between the two nations over the boundary of Spanish Florida and granted navigation rights on the Mississippi River to Americans.

Detailed explanation-2: -Under the Onís-Adams Treaty of 1819 (also called the Transcontinental Treaty and ratified in 1821) the United States and Spain defined the western limits of the Louisiana Purchase and Spain surrendered its claims to the Pacific Northwest. In return, the United States recognized Spanish sovereignty over Texas.

Detailed explanation-3: -The treaty, consisting of 16 articles was signed in Adams’ State Department office at Washington, on February 22, 1819, by John Quincy Adams, U.S. Secretary of State, and Luis de Onís, Spanish minister.

Detailed explanation-4: -The issue arose of the disagreement over the territorial boundaries of the purchase, the United States maintained the French claim that Louisiana included the Mississippi River and all lands whose waters flow to the Mississippi.