1. In 1872, the first long-distance telephone line in California was established between San Francisco and Los Angeles. It was operated by the California State Telegraph Company and allowed for faster communication between the two cities.

2. On March 1, 1910, the first flight by an aircraft in California was made by Glenn Curtiss. He flew a biplane at an altitude of 500 feet over the fields of Dominguez Hills near Los Angeles.

3. March 1, 1954, marked the opening of Disneyland, the famous theme park in Anaheim, California. It was the first Disney theme park in the world and has since become one of the most popular tourist destinations in California.

4. In 1967, the famous California psychedelic rock band Jefferson Airplane played their first show at The Matrix nightclub in San Francisco. This marked the beginning of their rise to fame and influence in the world of music.

5. On March 1, 1981, the Los Angeles Times reported on a mysterious outbreak of a rare form of pneumonia among young gay men in the city. This was one of the first reports of what would later be known as AIDS, a disease that would go on to have a devastating impact on California and the rest of the world.