| "The freedom to achieve freedom"? The political ideas of Collins and de Valera | Mansergh, Martin, 1946-2025 | Article in Book | Mercier Press | 1998 |
| Albert Reynolds : delivering the impossible | Mansergh, Martin, 1946-2025 | Article in Book | | 1996 |
| Albert Reynolds, 1992-4 | Mansergh, Martin, 1946-2025 | Article in Book | | 2025 |
| Celebrating in Northern Ireland : Rising above rituals | Mansergh, Martin, 1946-2025 | Article in Book | | 2008 |
| Charles Haughey : a legacy of lasting achievement | Mansergh, Martin, 1946-2025 | Article in Book | | 1996 |
| Identity, security, and self-determination : the long road towards an agreed Ireland | Mansergh, Martin, 1946-2025 | Article in Book | | 2001 |
| Ireland and Europe - a new balance | Mansergh, Martin, 1946-2025 | Article in Book | | 1989 |
| Michael B. Yeats : a committed Irish and European legislator | Mansergh, Martin, 1946-2025 | Article in Book | | 2016 |
| Michael Collins and Éamon De Valera | Mansergh, Martin, 1946-2025 | Article in Book | | 2016 |
| Mountain-climbing Irish-style : the hidden challenges of the peace process | Mansergh, Martin, 1946-2025 | Article in Book | | 2007 |
| Parnell and the leadership of nationalist Ireland | Mansergh, Martin, 1946-2025 | Article in Book | | 1991 |
| Parnell and the leadership of nationalist Ireland. Part 1 | Mansergh, Martin, 1946-2025 | Article in Journal | | 1988 |
| Parnell and the leadership of nationalist Ireland. Part 2 | Mansergh, Martin, 1946-2025 | Article in Journal | | 1988 |
| Physical force or passive resistance? Soloheadbeg - vindicating a democratic mandate for independence | Mansergh, Martin, 1946-2025 | Article in Journal | | 2019 |
| Roger Casement and the idea of a broader nationalist tradition : his impact on Anglo-Irish relations | Mansergh, Martin, 1946-2025 | Article in Book | | 2005 |
| Sir Edward Carson and the last-ditch stand of the ascendancy | Mansergh, Martin, 1946-2025 | Article in Book | | 2007 |
| The 1798 rebellion and its meaning for today | Mansergh, Martin, 1946-2025 | Article in Book | | 1998 |
| The background to the Irish peace process | Mansergh, Martin, 1946-2025 | Article in Book | | 2000 |
| The Easter Proclamation of 1916 and the democratic programme | Mansergh, Martin, 1946-2025 | Article in Book | | 2005 |
| The legacy of history for making peace in Ireland | Mansergh, Martin, 1946-2025 | Monograph or Collective Volume | Mercier Press | 2003 |
| The peace process in historical perspective | Mansergh, Martin, 1946-2025 | Article in Journal | | 1996 |
| The political legacy of Seán Lemass | Mansergh, Martin, 1946-2025 | Article in Journal | | 2000 |
| The role of the leaders : Asquith, Churchill, Balfour, Bonar Law, Carson and Redmond | Mansergh, Martin, 1946-2025 | Article in Book | | 2014 |
| The significance of the 1798 commemoration | Mansergh, Martin, 1946-2025 | Article in Book | | 1998 |
| The spirit of the nation : the speeches and statements of Charles J. Haughey (1957-1985) | Haughey, Charles J.Mansergh, Martin, 1946-2025 | Monograph or Collective Volume | Mercier Press | 1986 |
| The spirit of the nation : the speeches and statements of Charles J. Haughey (1957-1985) | Mansergh, Martin, 1946-2025 | Monograph or Collective Volume | [s.n.] | 1986 |
| Ulster Solemn League and Covenant, 1912 | Mansergh, Martin, 1946-2025 | Article in Book | | 2017 |