


Ukraine’s Security Service (SBU) said on Monday that it had struck a Russian Kilo-class submarine at the Black Sea port of Novorossiysk using an underwater “kamikaze” drone, publishing video of a large underwater blast near a pier where vessels were…

In a world roiled by uncertainty and the threat of great-power competition, there are few clearer illustrations of strategic foresight than Estonia’s latest step to bolster its eastern frontier. This week the Baltic republic began erecting the first of what…

Ukrainian forces have recaptured parts of Kupiansk and encircled a Russian grouping inside the city, only weeks after Moscow declared the northeastern rail hub had fallen. President Volodymyr Zelenskyy travelled to the frontline town on 12 December, as Kyiv argued…

A drone attack was reported overnight in Yaroslavl, north-east of Moscow, with social-media footage showing a fire in an industrial district and open-source accounts identifying one of Russia’s largest oil refineries as the apparent target. Yaroslavl lies more than 700…

Ukraine’s Security Service (SBU) has claimed responsibility for a long-range drone strike on a major Russian offshore oil platform in the Caspian Sea, in what Ukrainian officials describe as the first attack of its kind on Russia’s hydrocarbon production infrastructure…

Vladimir Putin has brought the term “Novorossiya” back into his public vocabulary, declaring at a press conference in New Delhi that the “liberation” of both Donbas and “Novorossiya” by Russian forces is inevitable. The intervention comes as United States envoys…

Ukrainian Sea Baby naval drones have struck a sanctioned oil tanker described as part of Russia’s “shadow fleet” in the Black Sea, in the third reported attack on such vessels in two weeks. According to sources in Ukraine’s Security Service…

The United Kingdom is accelerating work on a new undersea defence network, codenamed ‘Atlantic Bastion’, in response to increased Russian activity around critical subsea infrastructure, including the recent presence of the Russian intelligence-gathering vessel Yantar near British waters. The programme…

A protective steel shell built to contain the remains of Chernobyl’s destroyed Reactor 4 can no longer perform its main safety function following a drone strike earlier this year, the UN’s nuclear watchdog has confirmed. The International Atomic Energy Agency…

Western faith in multilateralism and “value-based realism” conceals a deeper strategic crisis, Hanna Hopko argues, as Ukraine and other “in-between” states become the decisive battleground in an emerging global confrontation. Finnish President Alexander Stubb wrote an article for Foreign Affairs…