Documents on Irish Foreign Policy The Collins – Craig agreement open_in_new document, 23 January 1922
National Archives UKIrish Settlement: Proposals of the British government open_in_new document, 20 July 1921
Bicycles, Barracks & BandoliersMemo regarding Catholic recruitment in the RUC and USC memo, March 1922
Warwick Digital CollectionsImage of Sackville Street after Rebellion in Dublin, April, 1916 booklet, April 1916
RTE Century Ireland Ireland’s Opportunity? The First World War & 1916 open_in_new article, 2016
UCD History HubArthur Griffith, Sinn Fein and the IRB (The Irish Revolution Lecture 3) podcast, 2014