Aengus O'Donnell 1343 Drove his uncle, Niall O'Donnell, from Tirconnell, and was installed in the lordship of Tirconnell. AFM The Clann-Murtough (O'Conor), were driven out of Breifny by Ualgarg O'Rourke, Turlough O'Conor and Teige Mac Randall. They passed into Tirhugh to O'Donnell and Aengus made them a grant of the territory of Tirhugh. Some time afterwards a battle was fought at Achadhmona (Aghawoney, Kilmacrenan, Co Donegal) between Aengus and Niall; and the Clann-Murtough rose up with Aengus against Niall, and they defeated Niall and his people. In this battle Owen, son of Art O'Donnell and many others, were slain and Aengus gained the victory. AFM 1348 After the death of Niall O'Donnell, Aengus assumed the lordship. AFM 1352 Aengus, the son of Conor, son of Hugh, son of Donnell Oge O'Donnell, Lord of Tirconnell, a vigorous and high-spirited man, the most distinguished in vlster at this time for prowess and nobleness, was slain by Manus O'Donnell. AFM