The Irish Republican Army, a group in Ireland with the primary goal of promoting the unification of Ireland and the severing of the political bond of Northern Ireland with Great Britain, of mostly secret membership, with a militant wing sponsoring terrorist activities such as bombings and the killings of police, British soldiers, and Unionist sympathizers in Northern Ireland.

Irish Republican Army based in Northern Ireland

Id r a Irish Republican Army

a militant organization of Irish nationalists who used terrorism and guerilla warfare in an effort to drive British forces from Northern Ireland and achieve a united independent Ireland

Irish Republican Army, the main Nationalist paramilitary organization

Irish Republican Army. The upholders of the Irish Fenian tradition, ultimately dedicated to the establishment of a united 32-county republic by whatever means possible and notorious both for its bombing campaigns and the extreme sophistication of its organizational structure.