What problems did late 19th Century Industrial Workers Encounter

Discussion Post: What problems did late 19th century Industrial workers encounter and how did labor unions attempt to address those problems? Were they successful? Why or why not?

Please note, your answers must be in your own words. Any posting that is copied verbatim out of the textbook or cut and pasted from the internet, your classmates, or any other source will receive zero points. Answers must be a minimum of 8 substantive sentences to receive credit.