The International Longshore and Warehouse Union is leading an increase of labor actions across the nation.
In Portland, managers caved in last month to port security officers whose looming strike forced a Honda vessel to skip the city, costing Oregon's economy an estimated $540,000.
In Oregon, unions represent a rising share of the workforce, bucking national membership declines. Unions already wield considerable clout, and are expected to lobby hard as state legislators consider reforming the public employees' retirement system.
Read more at OregonLive.com.