Andrés Pico was a Californio who became a successful rancher, served as a military commander during the Mexican-American War; and was elected to the state assembly and senate after California became a state, when he was also commissioned as a brigadier general in the state militia.
Andrés Pico was born at San Diego

San Diego, California

San Diego is the eighth-largest city in the United States and second-largest city in California. The city is located on the coast of the Pacific Ocean in Southern California, immediately adjacent to the Mexican border. The birthplace of California, San Diego is known for its mild year-round...

 in the Spanish Las Californias

Las Californias

The Californias, or in — - was the name given by the Spanish to their northwestern territory of New Spain, comprising the present day states of Baja California and Baja California Sur on the Baja California Peninsula in Mexico; and the present day U.S. state of California in the United States of...

 Province of New Spain

New Spain

New Spain, formally called the Viceroyalty of New Spain , was a viceroyalty of the Spanish colonial empire, comprising primarily territories in what was known then as 'América Septentrional' or North America. Its capital was Mexico City, formerly Tenochtitlan, capital of the Aztec Empire...

 in 1810. He was one of several sons of José María Pico and María Eustaquia López, who together were of Native American, Spanish and African mixed-race ancestry.