As US’s NATO allies in Europe are feeling the pressure from Moscow, putting them on edge in an already-febrile atmosphere with Russian drones entering Poland’s airspace, Russia and its main ally Belarus are conducting massive military drills right on the alliance’s doorstep.

The Geran-3, modeled after the Iranian-made Shahed-238, is faster and more advanced than its predecessor.

Denmark is leading a military exercise with hundreds of troops from several European NATO members in Greenland.

Ukraine is struggling to defend itself against the growing number of attack drones that Moscow has started using in its onslaughts.

Russia will soon have an analogue to Elon Musk's satellite internet service Starlink, Dmitry Bakanov, the head of Russia's Roscosmos space agency was quoted by state news agencies as saying on Wednesday.

The strike on the Kirishi refinery, in Russia’s northwestern Leningrad region, follows weeks of Ukrainian attacks on Russian oil infrastructure that Kyiv says fuels Moscow’s war effort.

"By attempting to disclose classified information on U.S. Air Force systems to the Russian government, John Rowe endangered American lives and compromised U.S. national security," said Assistant Director Roman Rozhavsky of the FBI's Counterintelligence Division.

Russia's oil pipeline monopoly Transneft has warned producers they may have to cut output following Ukraine's drone attacks on critical export ports and refineries, three industry sources said on Tuesday.