Plzz everyone : which organization of craft unions focused on improving wages and working conditions? american federation of labor knights of labor industrial workers of the world american railway union

American Federation of Labor

Explanation:

The American Federation of Labor, first founded in 1886 by Samuel Gosper, it was rather than an association a union of several other pre-existant unions that fought bravely for better working conditions, from safety in the place of work to a reasonable 8 hour maximum shift, to improve wages and getting the worker a better wuality of work and life.

presidency should be the title

explanation:

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