- ›› Coverage Events : Louisiana Purchase
The Lewis and Clark expedition returned to Missouri in September 1806 with valuable maps of the Louisiana Territory. After Lewis’s death in 1809, Clark took responsibility for organizing and releasing the expedition journals to eager scientists and curious Americans.
On July 11, 1804, Vice President Aaron Burr shot former Secretary of the Treasury Alexander Hamilton in a duel in Weehawken, New Jersey. Nine days later he wrote this cryptic letter (partially in cipher) to his son-in-law, Joseph Alston.
President Thomas Jefferson believed that the United States should be a nation of independent farmers. When France offered to sell the Louisiana Territory to the United States in 1803, Jefferson wanted to seize the opportunity to double the size of the nation and to provide future generations with a seemingly inexhaustible supply of new farmland. But Jefferson was a strict constructionist—he believed that the federal government had no powers other than those specifically listed in the Constitution—and the Constitution did...