Prior to partition, Dublin was the capital of Ireland.
Southern Ireland was created in 1921.
Dublin, Ireland
the division of Ireland in 1921 into Northern Ireland and the Irish Free State/Republic of Ireland
Parliament of Ireland was created in 1297.
Difficulties facing the British in governing Ireland between 1912-1921?
1921
Communist Party of Ireland was created in 1921.
Senate of Northern Ireland was created in 1921.
Parliament of Northern Ireland was created in 1921.
Football Association of Ireland was created in 1921.
the division of Ireland in 1921 into Northern Ireland and the Irish Free State/Republic of Ireland