"A Connecticut Yankee in King Arthur's Court" is a satirical novel written by Mark Twain. Published in 1889, the story follows the protagonist, Hank Morgan, a 19th-century resident of Hartford, Connecticut, who is mysteriously transported back in time to King Arthur's Britain. Using his knowledge of modern technology, Morgan tries to introduce 19th-century innovations to the medieval world, leading to humorous and often absurd situations.