Aedh (Hugh) O'Neill, chief of the Cinel Eoghain, or lord of Tir-Eoghain (Tir-Owen, Tyrone) at the end of the 12th century, was the first of the family to be brought prominently into conflict with the Anglo-Norman monarchy, whose pretensions he took the lead in disputing in Ulster.
To the north-west lies the parish of Terregles, said to be a corruption of Tir-eglwys (terra ecclesia, that is, "Kirk land").
La defense des places (Metz); Essai sur le tir des projectiles creux (Paris, 1826); and on military history, Campagne sur le Main et la Rednitz de l'armee gallo-batave (Paris, 1802); Operations des pontonniers en Italie ...
One of its oldest names, however, was Din-tir, of which the poets were especially fond; Din-tir signifies in Sumerian "the life of the forest," though a native lexicon translates it "seat of life."
Brian and Fiachra, sons of Eochaid Muigmed61n, conquered for themselves the country of the Ui Briuin (Roscommon, Leitrim, Cavan) and Tir Fiachrach, the territory of the Firbolg tribe the Fir Domnann in the valley of the Moy (Co.
The former gave his name to the western portion, Tir Conaill (Co.
Donegal), whilst Inishowen was called Tir Eogain after Eogan.
The name Tir Eogain later became associated with south Ulster where it survives in the county name Tyrone.
For instance, Ailech might be resolved into Tir Conaill and Tir Eogain according to political conditions.
Some idea of the style of living of the learned professions in early Ireland may be gathered from the income enjoyed in later times by the literati of Tir Conaill (Co.
The oscillation of the centre of power between Meath and Tir Eogain, according as the ardri belonged to the southern or northern Hy Neill, produced corresponding perturbations in the balance of parties among the minor kings.