• Hennessey, Thomas.
Dividing Ireland: World War 1 and Partition (1998), • Jackson, Alvin.
Home Rule: an Irish History 1800–2000, (2003), •
Jalland, Patricia, and
John O. Stubbs. "The Irish question after the outbreak of war in 1914: some unfinished party business."
English Historical Review 96.381 (1981): 778–807. online •
Kee, Robert.
The Green Flag: A History of Irish Nationalism (2000 edition, first published 1972), • Kennedy, Thomas C. "War, Patriotism, and the Ulster Unionist Council, 1914-18."
Éire-Ireland 40.2 (2005): 189–211. online • Lewis, Geoffrey.
Carson, the Man who divided Ireland (2005), • Macardle, Dorothy.
The Irish Republic (Corgi, 1968) • Nicolson, Harold.
King George V (1953) pp 233–247. online • Pakenham, Frank.
Peace by Ordeal (1992) • Rast, M. C. "'A Settlement Nobody Wants': Exclusion Gains Ground, 1913–1914." in Rast,
Shaping Ireland’s Independence (Palgrave Macmillan, Cham, 2019) pp. 119–161. • Rodner, W. S. "Leaguers, Covenanters, Moderates: British Support for Ulster, 1913–14"
Éire-Ireland, (1982) 17#3 pp. 68–85. • Smith, Jeremy. "Bluff, Bluster and Brinkmanship: Andrew Bonar Law and the Third Home Rule Bill"
Historical Journal 35#1 (1993) pp. 161–174 online. •
A.T.Q. Stewart The Ulster Crisis, Resistance to Home Rule, 1912–14, (Faber and Faber, London, 1967, 1979), •
Stubbs, John O. "The unionists and Ireland, 1914-18."
Historical Journal 33.4 (1990): 867–893. online • de Wiel, Jérôme aan. "The 'Irish factor' in the outbreak of war in 1914."
History Ireland 19.4 (2011): 32–35. online • de Wiel, Jérôme aan. "1914: What will the British do? The Irish Home Rule Crisis in the July Crisis."
International History Review 37.4 (2015): 657–681.