This Day in History: 0000-12-21

21 Dec – In the Battle of Linuesa, a major engagement in the Spanish Reconquest of Iberia from the Moors, Castilian troops beat invading Muslim forces from the Emirate of Grenada (1361).
21 Dec – William Bradford and the Mayflower Pilgrims landed on Plymouth Rock in Plymouth, Massachusetts and founded Plymouth Colony (1620).
21 Dec– The first crossword puzzle, Arthur Wynne’s “word-cross”, was published in the New York World (1913).
21 Dec – The world’s first full-length animated feature, Snow White and the Seven Dwarfs, opened at the Carthay Circle Theatre (1937).