Anti-free speech thugs physically assaulted American citizens engaged in a peaceful, political assembly Thursday night outside a Donald Trump for President rally in San Jose. And the Hillary-supporting Democrat who serves as mayor of that city blamed Mr. Trump for the violence in his streets. Of course, most of the stories written about last night’s violence won’t start off with a lead sentence like that, but it’s the absolute truth. And one wonders how long these brown-shirt tactics can continue before a leading voice from the Democratic Party will feel compelled to denounce the mob made up of their supporters....