Northern Ireland 1921-1925: a state of emergency
open_in_newThe Origins of Northern Ireland
,
British Academy
Political History of Northern Ireland since Partition
open_in_newArticle, 1999
Documents on Irish Foreign Policy
Extract from statement by Michael Collins on Northern Ireland policy
open_in_newdocument, 4 February 1922
Documents on Irish Foreign Policy
Michael Collins to James Craig (Belfast)
open_in_newletter, 27 April 1922
Documents on Irish Foreign Policy
Heads of agreement between the provisional government and the government of Northern Ireland
open_in_newdocument, 30 March 1922
Documents on Irish Foreign Policy
open_in_new
document, 23 January 1922
National Archives UK
Letter from Sir James Craig to the Prime Minister
open_in_newdocument, 29 July 1921
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