Question

1. what was the main cause of irish immigration in the mid- to late nineteenth century?

the potato famine
a failed revolution
political persecution
religious persecution

Explanation:

In the mid - to late nineteenth century, the Irish Potato Famine (also known as the Great Famine) led to widespread crop failure, food shortage, and poverty. This forced many Irish people to immigrate in search of a better life. A failed revolution, political persecution, and religious persecution were not the main drivers of Irish immigration during this period compared to the potato famine.

Answer:

A. the potato famine