National Archives UK
Cabinet Memorandum. The Irish Situation.
open_in_newdocument, 30 May 1922
Documents on Irish Foreign Policy
Notes of a conference with the Irish Boundary Commission
open_in_newdocument, 3 December 1925
National Archives UK
Irish Settlement: Proposals of the British government
open_in_newdocument, 20 July 1921
National Archives
Home Rule : Government of Ireland Amendment Bill
open_in_newdocument, 23 April 1918
National Archives
Application of Military Service Act to Ireland
open_in_newdocument, 26 March 1918
Google Arts & Culture
War News No.3- Anti-Treaty Newsletter
open_in_newnewsletter, 30 June 1922

Bicycles, Barracks & Bandoliers
Memo regarding Catholic recruitment in the RUC and USC
memo, March 1922
Bureau of Military History
How Soloheadbeg Ambush Came About – Witness statement
document, 1919
RTE Century Ireland
Between armed rebellion and democratic revolution: the Irish Question in 1917
open_in_newarticle, 2017
National Museums Ireland
The last letter written by Seán Mac Diarmada (Sean MacDermott)
letter, 11 May 1916
dippam
Royal Commission on Arrest and subsequent treatment of Mr. Francis Sheehy Skeffington
open_in_newdocument, August 1916
RTE Century Ireland
Ireland’s Opportunity? The First World War & 1916
open_in_newarticle, 2016