Columbia subject headings:
Armistices.
Irish question.
Northern Ireland--History--1998-
Northern Ireland--Politics and government--1998-
Harvard subject headings:
Irish question.
Northern Ireland--History--1998-
Northern Ireland--Politics and government--1998-
Peace movements--Northern Ireland
Princeton subject headings:
Armistices.
Irish question.
Northern Ireland--History--1998-
Northern Ireland--Politics and government--1998-