SERVING THE PRESIDENT:

Jefferson was elected President in 1800 defeating Adams. He was re-elected to a second term in 1804. His Vice-Presidents were Aaron Burr and George Clinton. As President, Jefferson arranged the purchase of the Louisiana Territory from France in 1803. The Louisiana Purchase increased the area of the United States tremendously it had an area of 828,000 square miles 2,155,500 square kilometers. Soon after in 1804, Jefferson sent Lewis and Clark to map the newly-acquired western US territory they returned in 1806 with maps, newly-discovered animals, and information about Indian tribes.Soon after in 1804, Jefferson sent Lewis and Clark to map the newly-acquired western US territory they returned in 1806 with maps, newly-discovered animals, and information about Indian tribes. Lewis and Clark traveled from Missouri west to Oregon and back again, mapping much of the area.