The document provides a summary of the history of California covering its four main regions - desert, coast, mountain, and valley. It discusses key explorers and events that shaped California's development including Spanish missions and presidios in the late 18th century, the Gold Rush in 1849, and the Mexican-American War in the 1840s which transferred California from Mexico to the United States. It also briefly introduces the student author Lizzy Johnson and her interests in history and animal rescue.
![California history ,[object Object]](https://image.slidesharecdn.com/c-a-100401135816-phpapp02/85/C-A-1-320.jpg)
