In 1805, when President Thomas Jefferson sent Lewis and Clark on their expedition into the Louisiana Territory, he also sent Lieutenant Zebulon Pike and Major Stephan H. Long up the Mississippi River to gather data and determine strategic sites for forts.
In 1805, when President Thomas Jefferson dispatched Lewis and Clark on their expedition into the Louisiana Territory, he also sent Lieutenant Zebulon Pike and Major Stephan H. Long up the Mississippi River to gather information and identify strategic locations for forts.