d,
Napoleon gave up his plans of an empire in America and sold Louisiana to
the United States for $15,000,000.00. The territory included 1,500,000
square miles. The Lewis and Clarke Expedition, sent out by Jefferson,
started from St. Louis May 14, 1804, crossed the Rocky Mountains and
discovered the Oregon country.

Aaron Burr was defeated for Governor of New York, and in his
Presidential ambitions, and in revenge killed Hamilton in a duel. He
fled the Ohio River country and made active preparations to carry out
some kind of a scheme. He probably intended to proceed against the
Spanish possessions in the Southwest and Mexico, and set himself up as a
ruler. He was betrayed by his confidante, Wilkinson, and was tried for
treason and acquitted in Richmond, Va., in 1807.

The momentous question of slavery in the territories came up in
Jefferson's administration. The institution was permitted in
Mississippi, but the ordinance of 1787 was maintained in Indiana. The
importation of slaves was prohibited after January 1, 1808.

James Madison, a Republican, became President, in 1809. The Indians,
under Tecumseh, attacked the Western settlers, but were defeated at
Tippecanoe by William Henry Harrison in 1811. In the same year, Congress
determined to break with England. Clay and Calhoun led the agitation.
Madison acceded, and war was declared June 18, 1812. The Treaty of Ghent
was signed on December 24, 1814. British commerce had been devastated. A
voyage even from England to Ireland was made unsafe.

The leading events of the War of 1812 were the unsuccessful invasion of
Canada and surrender at Detroit, August 12, 1812; sea fight in which the
"Constitution" took the "Guerriere," August 19th; sea fight in which the
"United States" took the "Macedonian," October 25, 1813; defeat at
Frenchtown, January 22nd; victory on Lake Erie, September 10th; loss of
the "Chesapeake" to the "Shannon," June 1st; victory at Chippewa, July
5, 1814; victory at Lundy's Lane, July 15th; Lake Champlain, September
11th; British burned public buildings in Washington, August 25th;
American defeated British at Baltimore, September 13th; American under
Jackson defeated the British at New Orleans, December 23rd and 28th.

Kentucky, Tennessee and Ohio, were admitted as states, in 1792, 1796,
and 1803, respectively. In 1806, the federal government began a wagon
road, from the Potomac River to the West through the Cumberland Gap. New
York State finished the