California History: How did California become a State?

An animation of California History | History of San Francisco, Los Angeles, San Diego | The First Europian in California | California Gold Rush | Alta California | Bear Flag | Treaty of Guadalupe Hidalgo. In this video, we answer following questions:

- When did California become a state of the USA?
- How important was America's transcontinental rail lines to California's development?
- When was the California gold rush?
- When was the Bear flag raised?
- and many more