Massive illegal immigration from Mexico into California, Victor Davis Hanson writes, coupled with a loss of confidence in the old melting pot model of transforming newcomers into Americans, is changing the very nature of state. Yet we Californians have been inadequate in meeting this challenge, both failing to control our borders with Mexico and to integrate the new alien population into our mainstream. Part history, part political analysis, and part memoir, Mexifornia is an intensely personal work by one of our most important writers. Hanson is perhaps known best for his military histories...