Napoleon - Cinco de Mayo - Cy Young - Alan Shepard, Jr. Just a selection of events for today from the Day in History website (see short quotes & pics below). Napoleon dies in exile in 1821 at age 51 on the remote south Atlantic island of Saint Helena. Cinco de Mayo - a national holiday in Mexico celebrating the Mexican victory at the Battle of Puebla in 1862 during the French-Mexican War. Cy Young of baseball pitching fame (see plaque - perfect game in 1904) - the eponymous award for the 'best pitcher' in each American baseball league was established in 1956 (a year after his death); for those interested, the multiple winners are shown below - this is like winning multiple majors in golf. Finally, Alan Shepard, Jr., the first American in space in 1961. Dave .