The regiment that the 6th Battalion, Ulster Defence Regiment grouped into had who as their oldest predecessor?
Royal Irish Regiment (1992) The Royal Irish Regiment (27th (Inniskilling) 83rd and 87th and Ulster Defence Regiment) (R IRISH) is an infantry regiment of the British Army. The regiment was founded in 1992 through the amalgamation of the Royal Irish Rangers and the Ulster Defence Regiment. Their oldest predecessor; the 27th Regiment of Foot; was first raised in June 1689 to fight in the Williamite War in Ireland. Other notable regiments in their lineage include the Royal Inniskilling Fusiliers, Royal Irish Rifles and the Royal Irish Fusiliers (Princess Victoria's).
37th (North Hampshire) Regiment of Foot The 37th (North Hampshire) Regiment of Foot was a line infantry regiment of the British Army, raised in Ireland in February 1702. Under the Childers Reforms it amalgamated with the 67th (South Hampshire) Regiment of Foot to become the Hampshire Regiment (later the Royal Hampshire Regiment) in 1881.