NEWARK, N.J. — The continued unrest outside Delaney Hall detention facility in Newark, New Jersey, took on a distinctly ideological tone during ICE demonstrations Saturday, as far-left communist-socialist activists and a far-right group clashed, transforming a protest over the center’s conditions into a broader political spectacle. The standoff began more than a week ago, when illegal immigrant detainees penned an open letter alleging physical and psychological torture, claiming...