Cinco de Mayo, celebrated on May 5th, marks Mexico's victory over France in 1862. In the U.S., it’s a festive celebration of Mexican culture.

That holiday, also known as “El Grito de la Independencia,” is observed on Sept. 16, when Mexico celebrates its independence from Spain. Why is Cinco de Mayo observed?

While most Americans think of Cinco de Mayo as a reason to eat tacos and drink margaritas, leaders with the National Hispanic Cultural Center say there’s some important history behind the holiday.

Here’s a quick breakdown of the history of Cinco de Mayo, when it is and why it’s celebrated more in the U.S. than it is in its country of origin.

Cinco de Mayo, celebrated on May 5th, marks Mexico's victory over France in 1862. In the U.S., it’s a festive celebration of Mexican culture.

Cinco de Mayo celebrations do occur in Mexico, most notably in the City of Puebla; those events don't compare to Día de la Independencia celebrations, García said.

Cinco de Mayo, celebrated on May 5th, marks Mexico's victory over France in 1862. In the U.S., it’s a festive celebration of Mexican culture.

Monday marks Cinco de Mayo — not actually much of a holiday in Mexico, but an important date for Mexican food and drink-loving Americans, to be sure.