Respuesta :

The Irish immigration back then was mainly because of the potato famine issue.

Answer:

  • Famine

Explanation:

In the mid-1840's, the potato crops, which were the base of the Irish individuals abstains from food, were destroyed by a scourge, a plant illness.  

The hunger constrained individuals to emigrate, mostly to North America. They had no abilities, no cash, couple of assets and most had no education.