On this day in Santa Clarita history, March 26, 1821, the Santa Clarita Valley became a Mexican territory during the war for Mexican Independence from Spain. Rancho San Francisco can trace its origins to the founding of Mission San Fernando in 1797. The land extends from the junction of Piru Creek a nd the Little Santa ... The post Today In SCV History: March 26, 1821 – Santa Clarita Becomes Mexican Territory appeared first on KHTS Radio. ...read more read less