On this day in 1877 during the Great Railroad strike, workers in Pittsburgh forced soldiers sent to quell the job action to flee the city.
The International Longshoremen's Association led the battle for better pay and better hours.
The actions reflect rising activism nationwide, as one-day strikes have hit not just fast food eateries and retailers, but Walmart and its oppressive unhealthy warehouses.
Concession workers at San Francisco's AT&T Park, home of the Giants baseball team, are protesting lousy pay and attacks on health benefits.
On June 19, 1937, police in Youngstown, Ohio, used tear gas on women and children, including at least one infant in his mother's arms, during the historic strike at Republic Steel.
Workers who clean Target and other retail stores in the Twin Cities held a two-day strike.
CHICAGO - A protest outside the West Loop Walmart store here was only one of countless demonstrations that broke out today across the country in support of striking workers at the world's biggest retail giant.
A busload of fellow Walmart workers along with community supporters stood with Walmart worker Lisa Lopez as she informed her store managers that she was going on strike.
The strike was precipitated when city workers were summarily fired after attempting to form a union.
Labor activist Eugene V. Debs was imprisoned May 22, 1895, for his role in the Pullman strike.