YouTube - RTEWhat role did sectarianism play in the creation of Northern Ireland? video clip, 2021
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
RTE Century IrelandBetween armed rebellion and democratic revolution: the Irish Question in 1917 open_in_new article, 2017
Flickr - NLIThe shell of the G.P.O. on Sackville Street after the 1916 Rising photograph, May 1916