because it did
Some negative effects are Pollution,War,Sickness, and Starvation A positive effect is more labor force!
Increase in global population,Increased in pollution,increased in labor union membership
the labor unions is big union in this country
The first labor union was the National Labor Union. It was organized in 1866. Another early labor union was the Knights of Labor. This union was secret society when it first began in 1869. The American Federation of Labor was an early labor union that was led by Samuel Gompers and was established in 1886.
In our factory, the employees belong to a labor union.
American Labor Union was created in 1902.
National Labor Union was created in 1866.
International Labor Union was created in 1878.
International Labor Union ended in 1887.
National labor union
independent workers' labor union
what is the positive and nagetive effects