In the late 1800s, one reason labor unions struggled to gain support was because

Which factor most limited the growth of labor unions during the late 1800's? Most employers were very hostile toward workers' efforts to organize. Most factory workers were satisfied with their wages and working conditions. The Federal Government declared that unions were illegal.

In the late 1800s, workers organized unions to solve their problems. Their problems were low wages and unsafe working conditions. First, workers formed local unions in single factories. These unions used strikes to try to force employers to increase wages or make working conditions safer.