'The Tsar's train, 30km wagon shield in Donetsk' - Last hour. Analysts from the Institute for the Study of War (ISW), based on some satellite images, have warned of "the construction by Russian forces of a sort of 30 kilometer long barrier nicknamed the 'Tsar's Train' The Institute specifies that "satellite images dated 10 May 2023 and 6 and 10 February 2024 show that Russian forces have built a long line of railcars stretching from occupied Olenivka to Volnovakha"