On June 10, 2021 a nationwide strike will take place in Greece. The underground, rail transport, trolley buses and trams will not be operating. Public transport buses will run in the period 9:00 to 21:00. Greek railway operator TrainOSE has canceled all scheduled trains on June 10, 2021, the Bulgarian Ministry of Foreign Affairs has warned. It is recommended that citizens who are about to travel urgently to Greece on the 10th of June to contact their carrier.