1. What countries did they come from?
They came from mainly Italy and Ireland.

2. Why did they come to America?
They came to America for a better life and because there's freedom and land.

3. Were they welcome here? EXPLAIN.
They weren't really welcome here. When they arrived, many of them were put through lots of obstacles because since they were coming from diffeent countries and different places everyone didnt get along and since they were illegaly entering America the people who already lived there were mean because they were there first.

4. What did they do when they arrived? Where did they live? Jobs? Housing?
When they arrived they looked for jobs, they lived in people's basements, and they would work in slaughter houses while girls sewed buttons on shirts.