Plans are progressing to bring historical treasures across the Atlantic for an exhibition in Northern Ireland marking the region's unique contribution to the founding of the US.Gillian Doherty, a senior archivist at the Public Record Office (PRONI) in Belfast, recently travelled to Washington and Philadelphia to unearth some of the historical links with the ancient province of Ulster.

Plans are progressing to bring historical treasures across the Atlantic for an exhibition in Northern Ireland marking the region's unique contribution to the founding of the US.Gillian Doherty, a senior archivist at the Public Record Office (PRONI) in Belfast, recently travelled to Washington and Philadelphia to unearth some of the historical links with the ancient province of Ulster.