UAW ‘Freedom is a necessary means to conclude contracts’, 350,000 strikes by UPS unions Sean Payne, chairman of the National Auto Workers’ Union, started a “contract campaign,” saying, “True freedom is to fight with the necessary means to sign a contract,” and 350,000 union members of UPS, a world-class delivery company, went on strike for 10 days. Shawn Fain, president of the United Auto Worker..