Join us for another unforgettable celebration of international solidarity, debate, music and song at The Robert Tressell Festival on Saturday, 24th May at Liberty Hall Theatre in Dublin.
Tressell has established itself as a place where leaders in socialist and progressive thought come to inspire and address the challenges we face.
This year is no different, the keynote address will be given by Senator Bernie Sanders at 7pm. TICKETS ARE SOLD OUT
Saturday Day Time tickets ARE STILL on sale!
The Tressell Experience
A look inside Ireland’s premier trade union festival

Add your name to an open letter in support of Omar Barghouti’s attendance at Tressell Festival 2025
More than 200 civic society figures have signed the letter including:
Ken Loach – Film Director
Frances Black – Independent Senator
Paul Laverty – Screenwriter
Owen Reidy – General Secretary, ICTU
Kevin Callinan – Fórsa General Secretary
Mary Manning – Dunnes Stores Anti-Apartheid Striker
Sue Pentel – Jews for Palestine – Ireland
Zoe Lawlor – Irish Palestine Solidarity Campaign Chairperson
Duncan Smith – Labour Party Foreign Affairs Spokesperson
Sinéad Gibney – Social Democrats TD
Marie Sherlock – Labour Party TD
Lynne Ruane – Independent Senator
Jack O’Connor – Member of the European Economic and Social Committee
Dr. Alison Gilliland – Former Lord Mayor of Dublin
John Spillane – Folk Singer-Songwriter
John King – Deputy General Secretary, SIPTU
Katie Morgan – Fórsa National Secretary
Prof. John Barry – Queen’s University Belfast
Helena Sheehan – Professor Emerita, DCU / Author
Brian Hanley – Historian, Trinity College Dublin
Betty Purcell – Former RTE Producer and Irish Human Rights and Equality Commission
Dr. David Landy – Sociologist, TCD
Gary Daly – Human Rights Lawyer
Gregor Kerr – Secretary, Irish National Teachers Organisation Palestine Ambassadors Group
Brian Campfield – Former General Secretary, NIPSA
Harun Šiljak – Researcher, Trinity College Dublin
Fergal Costello – Monkstown Vigil for Palestine
Des Geraghty – Former SIPTU President and MEP