History HubDiarmaid Ferriter discusses the Anglo Irish Treaty (Full Interview) video clip, 2020
Houses of OireachtasThe National Situation – Cmdt. Seán O’Hegarty open_in_new speech, 3 May 1922
Hathi Trust Digital LibraryThe struggle of the Irish people. Address to the Congress of the United States book, January 1921
RTE Century Ireland Ireland’s Opportunity? The First World War & 1916 open_in_new article, 2016