4 ene 1840 año - Wave of Immigration

Descripción:

- Influx of Irish Catholics and Germans
- Irish immigrate to eastern cities, face discrimination, idea of "melting pot" cities
- Germans, generally more skilled, move to mid-west, contribute to the development of the mid-west
- The Know-Nothing Party, running on a platform strictly and only against immigration, is est.

Añadido al timeline:

fecha: