The IRA Green Book is a training and induction manual issued by the Irish Republican Army to new volunteers. It was used by the post-Irish Civil War

Irish Civil War

The Irish Civil War was a conflict that accompanied the establishment of the Irish Free State as an entity independent from the United Kingdom within the British Empire....

 Irish Republican Army

Irish Republican Army (1922–1969)

The original Irish Republican Army fought a guerrilla war against British rule in Ireland in the Irish War of Independence 1919–1921. Following the signing of the Anglo-Irish Treaty on 6 December 1921, the IRA in the 26 counties that were to become the Irish Free State split between supporters and...

 (IRA) and Cumann na mBan

Cumann na mBan

Cumann na mBan is an Irish republican women's paramilitary organisation formed in Dublin on 2 April 1914 as an auxiliary of the Irish Volunteers...

, ("League of Women"), along with offspring groupings such as the Provisional IRA (PIRA). It includes a statement of military objectives, tactics and conditions for military victory against the British Army

British Army

The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...

 and their allies. In the IRA's and PIRA's understanding this military victory was to be achieved as part of "the ongoing liberation of Ireland from foreign occupiers".