| 1848 and the language of politics | Horne, John | Article in Journal | | 2000 |
| Essay. James Connolly and the great divide: Ireland, Europe and the First World War | Horne, John | Article in Journal | | 2006 |
| Ireland and the 'Greater War' | Horne, John | Article in Book | | 2017 |
| Ireland and the wars after the war, 1917-23 | Horne, John | Article in Book | | 2013 |
| Ireland at the Crossroad, 1920-1921: Nation, Empire, Partition | Horne, John | Article in Book | | 2023 |
| Ireland at the Somme : A Tale of Two Divisions | Horne, John | Article in Journal | | 2007 |
| Labour in Irish history | Horne, John | Article in Journal | | 1991 |
| Our war : Ireland and the Great War | | Monograph or Collective Volume | Royal Irish Academy | 2008 |
| Our war, our history | Horne, John | Article in Book | | 2008 |
| The origins and nature of fascism and nazism in Europe | Horne, John | Article in Journal | | 2005 |
| Towards commemoration: Ireland in war and revolution, 1912-1923 | | Monograph or Collective Volume | Royal Irish Academy | 2013 |