What is low-grade fever? A fever is an increase in the body temperature above normal. A low-grade fever is a mild elevation of the temperature above normal. Your temperature measurements fluctuate through the day and vary depending upon the site of measurement.
The Kingdom of France controlled the Louisiana territory from 1699 until it was ceded to Spain in 1762. Napoleon in 1800, hoping to re-establish an empire in North America, regained ownership of Louisiana.
With the Louisiana Purchase in 1803, the United States purchased approximately 828,000,000 square miles of territory from France, thereby doubling the size of the young republic.ouisiana Purchase: U.S.-France Negotiations. France was slow in taking control of Louisiana, but in 1802 Spanish authorities, apparently acting under French orders, revoked a U.S.-Spanish treaty that granted Americans the right to store goods in New Orleans.