Commentary: President Trump's war against the Golden State is a war against the nation.

The evening before the 2016 presidential election, Gov. Jerry Brown joked at a political dinner in Sacramento: "If Trump were ever elected, we'd have to build a wall around California to defend ourselves from the rest of this country."

At the time, it seemed a safe-ish bit of humor because, of course, Hillary Clinton would win. When she didn't, I came to imagine Brown's remark as the opening volley establishing California as the state of resistance - unique, independent, distinct