Original: The Irish Republic (or) was a unilaterally declared independent state of Ireland proclaimed in the Easter Rising of 1916 and formally established on 21 January 1919 by Dáil Éireann.
Simplified: The Irish Republic (Irish: Saorstát Éireann Official name in Irish) was a declared independent state of the United Kingdom in the Easter Rising of 1916 and established in 1919 by the First Dáil.