Moscow released the oil tanker Green Admire on May 19, a day after detaining the vessel in Russian territorial waters as it transited from Estonia, Estonian Public Broadcasting (ERR) reported. The detention followed recent moves by Estonia and its neighbors to clamp down on Russia's so-called "shadow fleet,

Russia has released a Greek-owned oil tanker which was detained in Russian waters on Sunday after leaving an Estonian port, and the vessel has resumed its journey towards the Dutch port of Rotterdam,

MILAN — Russia’s detention of a Greek-owned ship that departed from Estonia – days after Estonian forces tried to intercept a Russia-bound tanker – signals Moscow’s willingness to deploy military power more overtly to protect its shadow-fleet, a vital pillar of its war economy, experts say.