William Henry Harrison (February 9, 1773 – April 4, 1841) was an American military officer and politician who served as the ninth president of the United States in 1841. During his early military career, he participated in the 1794 Battle of Fallen Timbers, an American military victory that effectively ended the Northwest Indian War. Later, he led a military force against Tecumseh's Confederacy at the Battle of Tippecanoe in 1811, where he earned the nickname 'Old Tippecanoe'. He was promoted to major general in the Army in the War of 1812, and in 1813 led American infantry and cavalry at the Battle of the Thames in Upper Canada. Later, he led a military force against Tecumseh's Confederacy at the Battle of Tippecanoe in 1811, where he earned the nickname 'Old Tippecanoe'. He was promoted to major general in the Army in the War of 1812, and in 1813 led American infantry and cavalry at the Battle of the Thames in Upper Canada.