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This acquisiton to the United States of France's claim to the territory took place during the Presidency of Thomas Jefferson.The land purchased contained all of present-day Arkansas, Missouri, Iowa, Oklahoma, Kansas, and Nebraska. Parts of Minnesota that were west of the Mississippi River, most of North and South Dakota, northeastern New Mexico, northern Texas, the portions of Montana, Wyoming, and Colorado east of the Continental Divide, Louisiana west of the Mississippi River.
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It was a treaty signed between the United States and the United Kingdom that resolve boundary issues between the two nations, and allowed for joint occupation and settlement of the Oregon Country. The two nations agreed to a boundary line involving the 49th parallel north.
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It was a treaty between the United States and Spain that gave West Florida to the United States and set out a boundary between the United States and New Spain, which is now Mexico.
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This was an additon to the United States which added the 28th state of the Union known as the Republic of Texas.
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It was the day that Mexico ceded the modern day region of the southwestern United States in the Treaty of the Guadalupe Hidalgo.
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It was a region that was divided between the U.S. and Great Britain that included the current states of Oregon, Washington, and Idaho, also parts of Wyoming and Montana.
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It was the region that was purchased by the United States of present-day southern Arizona and southwestern New Mexico.
