Last Monday, more than 100 union longshoremen were arrested after they tore down a fence and entered a new terminal at the Port of Longview in Washington state to protest its nonunion status. Then, early Thursday morning, hundreds of people—members of International Longshore and Warehouse Unions Local 21—stormed the facility in order to stop a mile-long freight train from delivering grain and to protest the use of nonunion labor at the port.
http://www.inthesetimes.com/working/entry/11732/longshoremen_get_old-school_with_trespassing_and_train_blockage/