Diversity in California refers to the rich tapestry of different cultures, ethnicities, languages, and traditions that make up the state's population. This diversity is a result of various waves of immigration, historical events, and the state's geographical location, which has attracted people from all over the world. The discovery of gold in 1848 and the subsequent rush to California significantly accelerated this trend as prospectors and settlers from diverse backgrounds flocked to the state in hopes of fortune and new opportunities.