The Supreme Court holds that a maximum-hours law for New York bakery workers is unconstitutional under the due process clause of the 14th amendment - 1905
Employers lock out 25,000 New York City garment workers in a dispute over hiring practices. The Int?l Ladies? Garment Workers Union calls a general strike; after 14 weeks, 60,000 strikers win union recognition and the contractual right to strike - 1916
More than 100 Mexican and Filipino farm workers are arrested for union activities, Imperial Valley, Calif. Eight were convicted of ?criminal syndicalism? - 1930