US President Donald Trump’s 50-day pause ahead of possible secondary sanctions on Russia gifts the Kremlin a window to exploit the incremental gains of recent weeks in Ukraine’s east.

The US and Ukraine are discussing a “mega deal” for Washington to purchase battle-tested drones from eastern Europe in exchange for American heavy weaponry.

Fedorov's office sports a huge video screen with dozens of live feeds from Ukrainian drones flying over the front lines. Together, the feeds provide a vivid glimpse into Ukraine's drone war, in which commanders claim flying robots now account for an estimated 70% of all Russian deaths and injuries.

President Donald Trump’s ultimatum to Russia to accept a peace deal in Ukraine within 50 days or face bruising sanctions has given the Kremlin extra time to pursue its summer offensive.

U.S. President Donald Trump's decision to ramp up arms shipments to Ukraine is a signal to Kyiv to abandon peace efforts, Russia said on Thursday, vowing it would not accept the "blackmail" of Washington's new sanctions ultimatum.

(Reuters) -Russian forces staged a mass drone attack on the Ukrainian Black Sea port of Odesa early on Saturday, setting ablaze at least one multi-storey apartment building and killing one resident, the city's mayor said. Mayor Hennady Trukhanov said figures for the number of injured were being compiled.

Fox News chief national security correspondent Jennifer Griffin reports the latest on the Russia-Ukraine conflict, Volodymyr Zelenskyy’s ‘mega weapons’ deal with the United States and more on ‘Special Report.