A new memorandum will see Ukrainian forces training Polish troops in counter-drone tactics. It's a moment of recognition of Kyiv's growing expertise.

Ukraine's General Staff said that it had struck two oil refineries overnight on Sept. 20 in Russia's Saratov and Samara oblasts, confirming earlier reports on social media from Russian residents.

With little chance of NATO membership for Ukraine, the country’s Western allies have bought into an alternate strategy for helping it repel Russia: invest billions in Ukraine’s weapons industry so it can better defend itself.

Russia launched nearly 90 drones at Ukraine overnight, most of which were "neutralized," President Volodymyr Zelensky of Ukraine said Friday morning.

Drones used for defense and attack have taken a central battlefield role in the more than three years since Russia invaded Ukraine.