The heroic defence of Londonderry owed much to them, as they were a majority of the population, and some of their ministers rendered conspicuous service.
But there were exceptions: Irish Presbyterians from Ulster formed a church at Londonderry, New Hampshire, which, about 1729, grew into a presbytery; the Boston presbytery, organized in 1745, became in 1774 the synod of New England with three presbyteries and sixteen ministers; and there were two independent presbyteries, that of "the Eastward" organized at Boothbay, Maine, in 1771, and that of Grafton, in New Hampshire, founded by Eleazar Wheelock and other ministers interested in Dartmouth College.
The Associate Reformed Synod added in 1794 a fourth presbytery, that of Londonderry, containing most of the New England churches, but in 1801 "disclaimed" this presbytery because it did not take a sufficiently strict view of the question of psalmsinging.
It includes the counties Donegal, Londonderry, Antrim, Fermanagh, Tyrone, Ca van, Monaghan, Armagh and Down.
The north-western division of the Great Northern railway passes through the most populous portion of the county, one branch connecting Enniskillen with Clones, another connecting Enniskillen with Londonderry via Omagh, and a third connecting Bundoran Junction with Bundoran, in county Donegal.
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