The Black Lives Matter movement (BLM) casts itself as a spontaneous uprising born of inner city frustration, but is, in fact, the latest and most dangerous face of a web of well-funded communist/socialist organizations that have been agitating against America for decades. It's agitation has provoked police killings and other violence, lawlessness and unrest in minority communities throughout the U.S. If allowed to continue, that agitation could devolve into anarchy and civil war. The BLM crowd appears to be spoiling for just such an outcome. Nevertheless, BLM appears to be exercising considerable leverage over the Democratic Party, in part by...