BOSTON, Mass. — The government cannot use arrests, detention and the threat of deportation to frighten people into silence for expressing political views it disfavors. That is the warning being sounded by civil liberties groups as Trump administration officials appeal a federal judge’s finding that they violated the First Amendment by deliberately seeking “to chill the rights …BOSTON, Mass. — The government cannot use arrests, detention and the threat of deportation to frighten people into silence for expressing political views it disfavors. That is the warning being sounded by civil liberties groups as Trump administration officials appeal a federal judge’s finding that they violated the First Amendment by deliberately seeking “to chill the rights …