What Is the Story of the Headless Horseman?

"Washington Irving published The Legend of Sleepy Hollow in 1820, introducing the eerie Headless Horseman character to readers worldwide. Readers were both scared and intrigued by the horrific character, who is the ghost of a soldier who had been decapitated during the American Revolution. Now, the character is an American classic, featured in movies, television shows, cartoons, comic books, and even video games, thanks to Irving's chilling story of a lone horseman seeking revenge"--