Thomas Jefferson went ahead with the Louisiana Purchase even though he was not sure the constitution permitted it.

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You know, he did the Louisiana Purchase, and was hypocritical and all that.

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Clinton's namesake, Thomas Jefferson, is famous for penning the Declaration of Independence at the age of 33 and, as president, orchestrating the Louisiana Purchase.

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Louis to explore the new lands acquired in the Louisiana Purchase.

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Some parts, such as Alaska and the huge swathe of land between the Rockies and the Mississippi that came with the Louisiana Purchase, were bought.

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It had involved the purchase of Louisiana and Florida from France and Spain.

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