Patrick Hillery was a member of Fianna Fáil, a centre-left political party in Ireland. The party was founded in 1926 by Éamon de Valera, and has been in government for most of the time since its foundation. Fianna Fáil is the largest party in the Dáil Éireann, the lower house of the Irish parliament.
The Legacy of Patrick Hillery: Test Your Knowledge on Ireland's Longest-Serving President!