American forces under William Henry Harrison clashed with Tecumseh's confederacy at Prophetstown, dealing a blow to Native resistance in the Indiana Territory.

U.S. forces under William Henry Harrison routed Shawnee-led warriors at Prophetstown, shattering Tecumseh's confederacy while he was away recruiting allies.

Scottish chemist Charles Macintosh secured a patent for a rubber-and-naphtha waterproofing process that would give the world the raincoat bearing his name.