What were the French confronted with upon engaging in cinco de mayo?

Upon engaging in the Battle of Puebla on Cinco de Mayo in 1862, the French forces faced unexpected resistance from the Mexican army, led by General Ignacio Zaragoza. The French, who were aiming to establish a powerful presence in Mexico, were significantly outnumbered and underestimated the determination and strategy of the Mexican troops. This fierce resistance ultimately resulted in a surprising victory for the Mexicans, which became a symbol of national pride and resistance against foreign intervention.