Migration: Migration refers to the movement of people from one place to another for various reasons such as seeking better opportunities or escaping difficult circumstances.
Irish diaspora: The Irish diaspora refers to the dispersion or scattering of Irish people outside of Ireland due to historical events such as famine, war, or economic reasons.
Subsistence farming: Subsistence farming is an agricultural practice where farmers grow only enough food to feed themselves and their families without producing surplus for trade or sale.