Minister for Foreign Affairs (1992 - 1993); Minister for Defence and the Marine (1993–94); Opposition spokesman on tourism and trade, (1995–97); Minister for Defence (1997)
Member: Committee on the Constitution (1967); New Ireland Forum (1983–84); British-Irish Inter-parliamentary Body (1990–92)
Member of the Dáil (TD) (FF) for Dún Laoghaire, 1965–2002; Minister for Foreign Affairs, Republic of Ireland, 1997–2000.