The recent events on the Warsaw–Lublin railway line have shown that what until recently seemed a theoretical scenario has become a real dimension of hybrid warfare. Prime Minister Donald Tusk officially confirmed that in the area of the village of Mika an act of sabotage occurred — the railway track was destroyed as a result of the detonation of an explosive charge.

A train track between the Polish cities of Warsaw and Lublin was destroyed in an “unprecedented act of sabotage” over the weekend, Polish Prime Minister Donald Tusk said Monday, noting that the railway is “crucially important for delivering aid to Ukraine.

An explosive device damaged railway tracks on the Warsaw-Lublin line in what Prime Minister Donald Tusk called an act of sabotage, with further track damage reported on another route, authorities said on Monday.

A railway line bringing passenger trains into Warsaw from southeastern Poland on Sunday was sabotage, the prime minister said. Prime Minister Donald Tusk said Monday the damage to the line between Warsaw and Lublin on Sunday was caused by an explosion.

Polish Prime Minister Donald Tusk said the rail line connecting Warsaw and Lublin is vital for transporting assistance to Ukraine, calling its sabotage “an unprecedented act of sabotage.”