Putin ally warns Moscow will launch preventative strikes against the west ‘if necessary’ - Russian air defence units destroyed 122 Ukrainian drones overnight that targeted the capital Moscow, official

Despite the changes in warfare, Russian forces retain the ascendancy and are making slow but steady advances in the east and north of Ukraine. Russia has also caught up in UAV technology after falling behind early in the war, according to military analysts, and like its enemy is churning out drones domestically at a rate of millions a year.

The need to adequately arm Ukraine’s military is pressing as Russia looks to drive forward its summer offensive and pounds Ukrainian cities with hundreds of drones and ballistic and cruise missiles.

A Russian official says American Daniel Martindale has been rewarded with citizenship for spying on Ukraine, "by decree of our President Vladimir Putin."

Daniel Martindale helped the Kremlin target Ukrainian troops and was then spirited out of eastern Ukraine by Russian special forces.

Two Russian agents were killed by Ukrainian security forces Sunday following reports that the Russian operatives assassinated Ukrainian Colonel Ivan Voronych.

Ukraine’s Security Service said Sunday they had killed Russian special service agents suspected of gunning down a fellow officer in Kyiv earlier this week, saying it believed Russia’s Federal Security Service was responsible.

A new Ukrainian government, expected to be approved Thursday, will race to expand domestic arms production to meet half the country's weapons needs within six months as it tries to push back Russia's invasion,

Ukraine's Brave1 hopes all of its infantry will eventually carry its new anti-drone rifle rounds, designed to fire from NATO-issued rifles.