Cinco de Mayo, Spanish for “May 5,” commemorates the Mexican army’s victory over the occupying French forces at the Battle of Puebla during the Second Franco-Mexican War, which was started by Napoleon III. The battle took place, as you can probably guess, on May 5, 1862. While it was a significant boost for Mexican morale, it took another five years for the nation to finally kick the French out for good. For many Americans, however, Cinco de May…