History Ireland Tit-for-tat: the War of Independence in the northern counties open_in_new article, 2012
National Archives UKLetter from Lloyd George inviting Craig and de Valera to a conference open_in_new document, 24 June 1921
Decade of Centenaries timelineIrish Delegation travels to London July 1921 photograph, July 1921
Warwick Digital CollectionsImage of Sackville Street after Rebellion in Dublin, April, 1916 booklet, April 1916