The biggest issue is water, and it would be difficult for them if they lose access to the Colorado River. Currently, only 10% of the river’s flow reaches Mexico, so it’s not unreasonable to believe that California would be in trouble if they don’t secure control of the upper basin. In any case, it would make for a complicated legal battle between an independent California, the United States, and Mexico.
The biggest issue is water, and it would be difficult for them if they lose access to the Colorado River. Currently, only 10% of the river’s flow reaches Mexico, so it’s not unreasonable to believe that California would be in trouble if they don’t secure control of the upper basin. In any case, it would make for a complicated legal battle between an independent California, the United States, and Mexico.