California became the 31st state to join the United States of America.
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Arnold Schwarzenegger sworn in as Californian Governor.
The first killer whale calf was born in captivity at Marineland in Los Angeles, California.
Ronald Reagan signed the Therapeutic Abortion Act.
US Marine Major John Glenn's 'Project Bullet' broke the transcontinental speed record.
Philadelphia premiered in Century City, California. It was one of the first mainstream films about AIDS, directed by Jonathan Demme.