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