Today is celebrated in the United States and regionally in Mexico, primarily in the state of Puebla, where the holiday is called El Día de la Batalla de Puebla (The Day of the Battle of Puebla). It originated with Mexican-American communities in the American West as a way to commemorate the cause of freedom and democracy during the first years of the American Civil War, and today the date is observed in the United States as a celebration of Mexican heritage and pride. In the state of Puebla, the date is observed to commemorate the Mexican army's unlikely victory over French forces at the Battle of Puebla on May 5, 1862, under the leadership of General Ignacio Zaragoza Seguín.
Here are 11 Facts You Need to Know About Cinco de Mayo.
And in the meantime, have a great day!