“That anger soon spiraled into a cold civil war, with California’s elected leaders openly defying federal officials and laws by outlawing most guns, and imposing a mandatory buyback. An authoritarian Republican president retaliated with an economic blockade of the state. After right-wing militias invaded the state and used Facebook Live to broadcast their massacre of California Highway Patrol officers enforcing state gun laws, California’s governor declared her intention to depart the Union, subject to the result of a referendum by voters.”
https://www.sfchronicle.com/opinion/openforum/article/A-realistic-Calexit-scenario-16371035.php