The Battle of San Jacinto was a decisive military engagement fought on April 21, 1836, during the Texas Revolution, where Texian forces led by Sam Houston achieved a stunning victory against the Mexican army commanded by General Santa Anna. This battle marked a turning point in the struggle for Texas independence and ultimately led to the establishment of the Republic of Texas. The battle showcased the strategic importance of swift and surprise attacks, which would later influence military tactics in the context of conflicts such as the Mexican-American War.