The Capitol Visitor Center will close at 1 p.m. on December 24 and December 31. We are also closed Christmas Day and New Year's Day.
In 1803, the United States bought the Louisiana Territory from France, more than doubling the size of the country and adding new populations with diverse languages and cultures. Residents of New Orleans—of French, Spanish, African, Cajun, and Acadian descent—were apprehensive about the transfer of power. As they sought to learn about their new government, President Jefferson gathered data about Indian nations of the northwest, reaching into present-day North and South Dakota.