Drones, unmanned and remotely-controlled, have transformed the Ukrainian battlefield in the war with Russia. As warfare and technology evolves, the U.S. military is learning lessons from Ukraine.

Russia has unleashed a massive drone and missile barrage on civilian areas of Ukraine and is stepping up ground attacks along the front.

The Ukrainian president is concerned that a prolonged U.S.-Israeli war on Iran could erode American support for Ukraine as Washington's global priorities shift.

NATO members Estonia and Latvia say stray drones hit their territory amid one of Moscow's biggest assaults on Ukraine.

Larger drones are being converted into motherships for FPVs, but small guided munitions may be a more effective payload.

U.S. and European officials have told The Associated Press that Russia is sending a shipment of drones to Iran including upgraded versions of the drone technology that Tehran originally supplied to Moscow after its invasion of Ukraine.

Earlier this month, President Trump told journalists he didn’t want Ukraine’s assistance with drone defense, saying Ukrainian President Volodymyr Zelenskyy was the last person he’d ever ask for help.

By Dan Peleschuk KYIV, March 30 (Reuters) - Ukrainians have criticised German arms maker Rheinmetall after its CEO dismissed their country's drone-focused defence innovation as basic technology put together by housewives in kitchens.

Ukraine confirms strikes on Russian oil infrastructure, defying calls to ease attacks amid soaring fuel prices * Russia increases attacks on civilians, killing 16 and