HQ Northern Ireland was created in 1922.
Northern Railway of Ireland ended in 1876.
Unity - Northern Ireland - ended in 1977.
Senate of Northern Ireland ended in 1973.
Parliament of Northern Ireland ended in 1973.
Unionist Party of Northern Ireland ended in 1981.
Labour Party of Northern Ireland ended in 1987.
Northern Ireland Women's Coalition ended in 2006.
BBC Choice Northern Ireland ended in 2001.
Iveagh - Northern Ireland Parliament constituency - ended in 1973.
Londonderry - Northern Ireland Parliament constituency - ended in 1929.
Enniskillen - Northern Ireland Parliament constituency - ended in 1973.