June 12 -- Union Communications Services, Inc.
Fifty thousand members of the Amalgamated Meat Cutters and Butcher Workmen employed in meatpacking plants walk off their jobs; demands include equalization of wages and conditions throughout U.S. plants - 1904
(No Contract, No Peace: A Legal Guide to Contract Campaigns, Strikes and Lockouts: This book is a must-have for any union oractivist considering aggressive action to combat management’s growing economic war against workers. No Contract, No Peace! updates information contained in the first edition, entitled Strikes, Picketing and Inside Campaigns, to include reference to recent union activities and NLRB decisions that have affected the labor relations environment. Schwartz’s familiarity with labor and employment law combines with his activist spirit to provide innovative yet practical tips for mounting and maintaining meaningful campaigns designed to build union and workers’ power.)
The U.S. Supreme Court invalidates two sections of a Florida law: one required state licensing of paid union business agents, the other required registration with the state of all unions and their officers - 1945
Major League Baseball strike begins, forces cancellation of 713 games. Most observers blamed team owners for the strike: they were trying to recover from a court decision favoring the players on free agency - 1981