57 fatalities were claimed when a passenger train from Athens to Thessaloniki frontally collided with a freight train on February 28, 2022. Railway officials have been prosecuted for grave mistakes that paved the way for the tragedy, but no politicians yet.
The whole truth must come out, and those responsible, no matter how high-ranking they are, must be held accountable, says union leader Yannis Panagopoulos.
In Friday's demonstrations, at least 300,000 Greeks are estimated to have participated, while others also joined the strike during the day. The actions are described as some of the largest in Greek history.
In Athens, demonstrators threw firebombs, while the police fired tear gas.