These sources collectively examine Cinco de Mayo, explaining its origins in the Mexican army's victory over the French at the Battle of Puebla in 1862. They consistently highlight that this date is often mistakenly identified as Mexican Independence Day, which is celebrated on September 16th. The articles discuss how Cinco de Mayo is a relatively minor observance in Mexico, primarily celebrated in the state of Puebla with events like parades and battle re-enactments, but has evolved in the United States into a significant celebration of Mexican-American culture and heritage, sometimes driven by commercial interests. Some sources also touch upon the potential historical impact of the Battle of Puebla on the American Civil War by delaying French support for the Confederacy. Finally, the sources detail the various ways Cinco de Mayo is commemorated through festivals, music, dancing, and food, both within Mexico and internationally.