RTE Century IrelandBetween armed rebellion and democratic revolution: the Irish Question in 1917 open_in_new article, 2017
Decade of Centenaries timelineMembers of the First Dáil at a meeting April 10th, 1919 photograph, 10 April 1919
Hathi Trust Digital LibraryThe struggle of the Irish people. Address to the Congress of the United States book, January 1921
National Archives UK Letter from General Smuts to Eamon de Valera open_in_new letter, 4 August 1921