The jurisdiction of the Diocese of Clogher includes all of County Monaghan and parts of Donegal, Fermanagh, Lough, and Tyrone.

These essays explore aspects of the English colony in medieval Ireland and its relations with the Gaelic host society. They deal both with the foundation and expansion of the English lordship in the twelfth and early thirteenth centuries, and with the problems sand adjustments that accompaneid its contraction in the later middle ages. Attention is paid both to the government and society of the colony itself, and to the interactions between settler and native.

In this important study, reissued here in paperback along with a new historiographical essay, T.C. Barnard anatomizes the Irish problem of the mid-seventeenth century and connects it to the English politics and policies both before and after the interregnum. He looks closely at how and by whom Ireland was ruled and how its government was financed, and he explores in detail the primary Cromwellian goals in Ireland: propagating the Protestant gospel, providing English and Protestant education, advancing learning, and reforming the law.