In a war increasingly fought in the shadows, a claimed strike by Vladimir Putin’s forces on a hidden nerve center of Ukraine has sent shockwaves through the conflict, signaling a dangerous escalation beyond the traditional battlefield.

Several regions of Ukraine have endured a night of Russian drone and missile attacks targeting energy infrastructure, with the interior ministry reporting more than a million households without power.

Ukrainian forces said on Monday that they destroyed four Russian helicopters in the Belgorod region. Kyiv used US-provided HIMARS rockets to strike the aircraft, which included formidable Ka-52s. Ka-52s, used to attack ground targets, have been problematic ...

The cannon has a maximum rate of fire of 550 rounds a minute and can engage light-armored targets within a range of 1,500 meters (4,921 feet), soft-skinned targets and infantry at ranges of up to 4,000 meters (13,123 feet), and air targets flying at low ...

If President Donald Trump can shift the focus of his diplomatic pressure from the Ukrainian government back to Russia, the US could still help secure a better end to the war for Kyiv, Bill Taylor, the former US ambassador to Ukraine, told CNN today.

Significant Russian helicopter losses in the early months of the Russia-Ukraine war have led many to proclaim the end of rotary-wing aviation in combat, but a former US Army general and Bell executive argues it was just bad tactics and poor planning.