It promoted a strong national economy
Answer:
Factory smoke and other conditions
Explanation:
Back in the second industrial revolution there were many factories being built, and there were a lot of people willing to work for lower wages. Conditions were harsh, as there was a lot of smog, factory smoke, etc. and many people were harmed by the many machines in factories that had no safety precautions. Also, the gases and smoke caused breathing and lung illnesses.
It ruled the act constitutional
Almost Every slave served in the war
The American Federation of Labor (AFL) was a national federation of labor unions in the United States founded in Columbus, Ohio, in December 1886 by an alliance of craft unions disaffected from the Knights of Labor, a national labor association.
