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Ireland potato famine
This was when a lot of people from across the world stared coming to the us. Because they were getting sick off of potatos and getting disease. So they came to a less dangerous place to look and seek employment. -
Immigration
The union was made for these people to get jobs and stay in them. In this time there wasn't a secure way to make sure you were getting benefits for your work. -
Right to work law
This law allows people to work if they want to. Some states don't allow this law which doesn't let people work.