New satellite imagery reveals anti-drone protections around Russian nuclear submarines, suggesting commanders fear that Ukrainian surprise attacks threaten even their most remote naval assets.

Russia launched hundreds of drone strikes at Ukraine overnight, hitting a kindergarten and killing at least one as both sides’ fragile three-day ceasefire came to a sudden end, Ukrainian officials announced Tuesday.

Ukrainian President Volodymyr Zelenskiy warned of possible waves of Russian drone attacks throughout Wednesday, saying that ​more than a hundred drones were in Ukraine's ‌airspace, as Moscow has shifted tactics to strike increasingly during daylight hours.

Japan’s defense industry was built for caution. Ukraine’s drone war rewards speed. Terra Drone’s $2,500 interceptor shows what happens when those two worlds meet. The Japane

The Russian Defense Ministry claimed that Ukraine hadn’t abided by its own ceasefire, saying that air defenses shot down 53 Ukrainian drones over Russian regions, the illegally annexed Crimean Peninsula and the Black Sea between Tuesday evening and dawn Wednesday.

The video game doesn't replace real training, Ukraine's defense ministry added, but it's "a great way to relax."

Two national agencies fighting corruption in Ukraine have named Ukrainian President Volodymyr Zelenskyy’s former chief of staff as an official suspect in a major graft investigation.

About 20,500 children unlawfully deported or forcibly transferred to Russia or Russian-held territory; alert sirens sound in Kyiv. What we know on day 1,539