Twitter has caved to the pressure from the left and announced that it will no longer run political advertisements, including any for candidates running for president in 2020. That’s because Democrats view free speech as a threat and want to regain their iron grip over “The Narrative.”After Donald Trump’s historic victory in the 2016 presidential election, liberals embraced all sorts of conspiracy theories to explain how Hillary Clinton lost an election that virtually everyone expected her to win. Unable to accept the election results as a repudiation of their corrupt candidate and the Democrat Party’s legacy of failed policies, they...