History Ireland
Tit-for-tat: the War of Independence in the northern counties
open_in_newarticle, 2012
National Archives
Home Rule : Government of Ireland Amendment Bill
open_in_newdocument, 23 April 1918

Bicycles, Barracks & Bandoliers
Memo regarding Catholic recruitment in the RUC and USC
memo, March 1922
Hansard
Government of Ireland Bill Debate – Chief Secretary of Ireland
open_in_newdebate, 29 March 1920
Hathi Trust Digital Library
The 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_newarticle, 2016
Bodleian Library blog
100 years ago: Constitutional Crisis and the Parliament Act of 1911
open_in_newarticle, 2011