USA HISTORY

Detailed explanation-1: -After the Louisiana Purchase Treaty was made, Jefferson initiated an exploration of the newly purchased land and the territory beyond the “great rock mountains” in the West. He chose Meriwether Lewis to lead an expedition, who in turn solicited the help of William Clark.

Detailed explanation-2: -The Original Goal: Buying New Orleans Even as he was laying the groundwork for what became the Lewis and Clark Expedition, to explore Louisiana and the western lands, Jefferson gave his ambassador in Paris, Robert Livingston, instructions to negotiate with the French to buy New Orleans.

Detailed explanation-3: -Jefferson sent James Monroe in 1803 to France to join Robert R. Livingston in an attempt to buy some part of the territory from the Napoleon regime, in order to head off a potential armed conflict.

Detailed explanation-4: -Jefferson drafted an amendment that would authorize the purchase of Louisiana retroactively. But Jefferson’s cabinet members argued against the need for an amendment, and Congress disregarded his draft. The Senate ratified the treaty in October of 1803.