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  A public holiday that honors the American labor movement. It also honors the contributions that workers have made to the strength, prosperity, laws and well being of the country.
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  Abolished slavery in the united states. It provides that neither slavery nor involuntary servitude, except as a punishment or crime
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  The first national labor federation in the United States. Led by William H. Sylvis.
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  The largest and one of the most important American labor organizations of the 1880s. The most important leader was Terence V. Powderly.
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  A labor union strike involving more than 200,000 workers. Railroad workers in five states struck against the union pacific and Missouri Pacific Raildroads.
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  It was also known as the homestead steel strike or homestead massacre. An industrial lockout and strike. A battle between strikers and private security agents.
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  A nation wide railroad strike. It pitted the American Railway Union against the Pullman Company.
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  Guarantees basic rights of private sector employees. It engaged in collective bargaining for better terms and conditions at work.
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  Law that restricts the activities and power of labor unions. Also known as the Labor Management Relations Act of 1947.
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  500,000 members of the united steel workers of America went on strike. It lasted 116 days, it remained the longest war stoppage in the America steel industry.