4. Thesis Topic: Multicultural California, the Natives and the Chinese. Thesis Statement: Since 1769 California has been politically dominated in turn by the Spanish, the Mexicans and the Americans. Yet in all theses era and up until the present time California culture has always been a rich multicultural world. This does not, however, imply a world without racial conflict. For as one group has been on top another was on the bottom, in the case of California this meant its native peoples and Chinese immigrants.