August 13 in History August 13th is… Filet Mignon Day Left-Handers Day National Prosecco Day 1521 – Spanish conquistador Hernan Cortes captured Aztec leader Tlatoani Cuauhtémoc and conquered the Aztec capital of Tenochtitlan. 1868 (Earthquake & Tsunami) Arica, Chile 1889 – Samuel Leeds Allen was issued a patent (#408,681) for his Flexible Flyer sled. 1898 – […]