1. The founding of San Diego Mission - On March 5, 1769, a group of Spanish missionaries led by Father Junipero Serra founded the San Diego Mission in what is now California. The mission was the first of 21 missions established by the Spanish in California and was intended to convert Native Americans to Christianity.

2. The first California Automobile Show - On March 5, 1907, the first California Automobile Show was held at the Mechanics Pavilion in San Francisco. The show featured the latest automobile models and technologies and drew large crowds. It was a significant event in the history of California's automobile industry and helped to promote the state as a hub for innovation and technological advancement.

3. The opening of Disneyland - On March 5, 1983, Disneyland opened a new attraction called "America Sings." The attraction featured animatronic animals singing American folk songs and was popular with visitors. Disneyland is one of California's most famous and beloved attractions and has been entertaining visitors since it opened in 1955.

4. The birth of Rex Walters - On March 5, 1970, Rex Walters was born in San Jose, California. Walters went on to become a professional basketball player, playing for several NBA teams including the Philadelphia 76ers, Miami Heat, and New Jersey Nets. He later became a coach and is currently the head coach of the Grand Rapids Drive of the NBA G League.

5. The passing of Gray Davis - On March 5, 2022, former California Governor Gray Davis passed away at the age of 79. Davis served as governor from 1999 to 2003 and was known for his efforts to improve California's education system and to expand health care coverage for Californians. His passing was mourned by many in the state who remembered him as a dedicated public servant.