1. On March 6, 1836, the Battle of the Alamo began in Texas, which ultimately led to the formation of the Republic of Texas. While California was not directly involved in this event, many Californians and other settlers from the United States later migrated to Texas during this time period.

2. In 1850, California was admitted as the 31st state of the United States on March 6, following the conclusion of the Mexican-American War. This momentous occasion marked the end of California's period as a territory and the beginning of its statehood status.

3. On March 6, 1851, Tiburcio Vásquez, a California outlaw who was known for his exploits in the Central Valley, was born in Monterey. Vásquez became infamous for robbing stagecoaches and wealthy ranchers, and his story became a popular subject of folklore and legend in California.

4. In 1930, San Francisco's Bay Bridge was officially completed on March 6, connecting the city to Oakland and the East Bay for the first time. This engineering feat marked a major milestone in California's development and helped to stimulate economic growth in the Bay Area.

5. On March 6, 1975, the first episode of the popular television show "Thriller" premiered on the NBC network. The anthology series, which was hosted by Boris Karloff, featured suspenseful stories based on real-life events and quickly became a fan favorite in California and around the country.