The Expeditions of Zebulon Montgomery Pike

Zebulon Montgomery Pike (1779-1813) was an American brigadier general and explorer for whom Pikes Peak in Colorado was named. As a U.S. Army officer he led two expeditions under authority of President Thomas Jefferson through the new Louisiana Purchase territory, first in 1805-1806 to reconnoiter the upper northern reaches of the Mississippi River, and then again in 1806-1807 to explore the Southw...