History of the Northwestern United States

Lewis and Clark Expedition

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. The Corps of Discovery was a select group of U.S.

Nez Perce

The Nez Perce ( ; autonym in Nez Perce: nimíipuu, meaning 'we, the people') are an Indigenous people of the Plateau who still live on a fraction of the lands on the southeastern Columbia River Plateau in the Pacific Northwest. This region has been occupied for at least 11,500 years.