USA HISTORY

Detailed explanation-1: -Lewis and Clark Expedition (1804–06) was a U.S. military expedition, led by Captain Meriwether Lewis and Lieutenant William Clark, to explore the Louisiana Purchase and the Pacific Northwest. The expedition was a major chapter in the history of American exploration.

Detailed explanation-2: -The Lewis and Clark Expedition began in 1804, when President Thomas Jefferson tasked Meriwether Lewis with exploring the lands west of the Mississippi River that comprised the Louisiana Purchase.

Detailed explanation-3: -The Lewis and Clark Expedition, also known as the Corps of Discovery Expedition, was the United States expedition to cross the newly acquired western portion of the country after the Louisiana Purchase.

Detailed explanation-4: -Originally named the Corps of Discovery, the 1803 expedition led by Lewis and Clark came in contact with people and places never before seen, and returned with stories that Americans in the East could hardly believe.

Detailed explanation-5: -President Jefferson asked for and received funds from the Congress to establish the Corps of Discovery to explore the Louisiana Purchase, establish trade and sovereignty over the native peoples and to establish a US claim to the Pacific Northwest and Oregon territory before Europeans could lay claim to it.