Events with tag - Louisiana Purchase

April 30, 1803

Louisiana Purchase

The Louisiana Purchase was a historic land deal in 1803 where the United States acquired approximately 828,000 square miles of territory from France for $15 million, effectively doubling the size of the young nation. This transaction was negotiated during Thomas Jefferson's presidency and dramatically shaped American expansion westward.

August 9, 1805

Pike's Mississippi River Expedition

Lieutenant Zebulon Pike led a groundbreaking 9-month expedition along the Upper Mississippi River, covering 2,000 miles from St. Louis to northern Minnesota. The journey resulted in crucial mapping of territories, establishment of diplomatic relations with Native tribes, and significant scientific discoveries.