How did nativists treat immigrants in the late 1800s and early 1900s?

They nativists treated the European immigrants with hospitality in the 1800s and early 1900s. Though at some point, the nativists thought that the European immigrants were a threat to their land. The Germans, Italians and Irish immigrants were judged and not trusted. They also had a hard time with dealing with the language barriers.

False it it a lot