Why Is Cinco De Mayo Celebrated. This is because it was a david and goliath battle when the underdog won the day. Contrary to popular belief, cinco de mayo isn't even a celebration of mexican independence.

But cinco de mayo initially started in the u.s. Literally meaning the fifth of may, cinco de mayo is a mexican holiday celebrating the battle of puebla, which took place on may 5, 1862. After the reform war of the late 1850s—which was a.