USA HISTORY

Detailed explanation-1: -Jefferson soon commissioned the Lewis and Clark Expedition, led by Meriwether Lewis and William Clark, to explore the territory acquired in the Louisiana Purchase .

Detailed explanation-2: -Acquisition of Louisiana was a long-term goal of President Thomas Jefferson, who was especially eager to gain control of the crucial Mississippi River port of New Orleans. Jefferson tasked James Monroe and Robert R. Livingston with purchasing New Orleans.

Detailed explanation-3: -Students will learn that the United States purchased the Louisiana Territory in 1803 and President Thomas Jefferson sent Lewis and Clark to explore west of the Mississippi River in 1804-though the land was already inhabited and politically complicated.

Detailed explanation-4: -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-5: -In this transaction with France, signed on April 30, 1803, the United States purchased 828, 000 square miles of land west of the Mississippi River for $15 million.