30.Patricia Jalland, The Liberals and Ireland: The Ulster Question in British Politics to 1914, Brighton, 1980.

31.Patricia Jalland and John Stubbs, ‘The Irish Question after the Outbreak of War in 1914: Some Unfinished Party Business’, English Historical Review, XCVI (1981), pp. 778–807.

32.Jalland, The Liberals and Ireland, p. 32.

33.Ibid., p. 61.

34.Ibid., p. 60.

35.Sir Charles Petrie, The Life and Letters of the Right Hon. Sir Austen Chamberlain (2 Vols.), 1940.

36.David Dutton, Austen Chamberlain: Gentleman in Politics, 1985, p. 167.

37.Robert C. Self (ed.), The Austen Chamberlain Diary Letters: The Correspondence of Sir Austen Chamberlain with his Sisters Hilda and Ida, 1916–1937, Cambridge, 1995, p. 167.