History HubDiarmaid Ferriter discusses the Anglo Irish Treaty (Full Interview) video clip, 2020
YouTube - RTEWhy did Edward Carson not become Northern Ireland’s Prime Minister? video clip, 2021
National Archives UK Cabinet Memorandum. The Irish Situation. open_in_new document, 30 May 1922
Flickr - NLIThe shell of the G.P.O. on Sackville Street after the 1916 Rising photograph, May 1916