Super Short Summary

Stephen E. Ambrose’s Undaunted Courage recounts the life of Meriwether Lewis, focusing on his leadership role in the historic Lewis and Clark Expedition, supported by President Thomas Jefferson. The book draws on primary sources, including the journals of Lewis, Clark, and Corps of Discovery members, to explore their journey, interactions with Native American tribes, the fur trade's impact, and the expedition's aftermath. The narrative also addresses Lewis's struggles with mental health and substance use.