Most of the British American colonies were established in the 17th and early 18th century when geographical … See more

The Treaty of Paris (1783) that ended the American Revolution established American sovereignty over the land between the Appalachians and the Mississippi; the jobs of determining how that land should be governed, … See more

Later in the 19th century, there was one more case of a state ceding some of its land to the federal government. Before the Republic of Texas joined the United States in 1845, it claimed a good deal of land that had never … See more

• Ohio Country
• Illinois Country
• Historic regions of the United States
• Territorial evolution of the United States… See more

• Paul Wallace Gates, History of Public Land Law Development, Chapter III State Cessions of Western Land Claims. Public Land Law Review Commission, (1968), Washington D.C. See more

• Map of state claims (1)
• Map of state claims (2)
• Map of state claims (3)
• Map of state claims (4)… See more