This Senate resolution serves to recognize and honor Meriwether Lewis, William Clark, and the entire Corps of Discovery for their monumental expedition to explore the Louisiana Purchase. It commemorates the 222nd anniversary of their departure, acknowledging their extraordinary courage, endurance, and patriotism in traversing over 8,000 miles of the American continent. The resolution highlights the expedition's profound importance to U.S. history, development, and identity, recognizing it as one of the greatest feats of exploration. It specifically acknowledges the invaluable maps, scientific observations, and geographic records produced, which laid the groundwork for future settlement and commerce. The resolution also emphasizes how the expedition strengthened U.S. sovereignty and helped establish the geographic, commercial, and strategic foundations for expansion from the Mississippi River to the Pacific Ocean. Furthermore, it acknowledges the indispensable contributions of every member, including Sacagawea and York, and encourages all Americans to study and reflect upon the expedition's lasting significance.