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
Flickr - NLIMilitary carrying out official reprisal following an ambush in Meelin, Co. Cork photograph, January 1921
National Museums IrelandThe last letter written by Seán Mac Diarmada (Sean MacDermott) letter, 11 May 1916