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.

The statement by the Swiss illuminates some of the hasty mechanics behind Washington’s newfound emphasis on helping Ukraine repel Russian attacks.

Zelenskyy has emphasized the importance of expanding production to counter Russia's invasion and strike deeper into Russian territory.

Donald Trump’s plan to allow the European Union pay for arms supplied to Ukraine is piling pressure on EU officials negotiating how to finance the bloc’s defense-spending ambitions.

What we need is greater capacity to push the war back onto Russia’s territory — back to where the war was brought from," Zelenskyy said.

The need to adequately arm Ukraine’s military is pressing as Russia looks to drive forward its summer offensive and pounds Ukrainian cities with hundreds of drones and ballistic and cruise missiles.

The U.S. move affects high-demand munitions, including Patriot missiles, the AIM-7 Sparrow air-to-air missile and shorter-range Stinger missiles.

As NATO meets in The Hague, a Kyiv think tank says Europe must face the Russian threat with reduced U.S. support.

Ukrainian President Volodymyr Zelenskyy is in Denmark as the Nordic country launches its European Union presidency

Ukrainian lawmakers from the ruling party and opposition are unexpectedly united in their assessment of the latest government reshuffle — neither group expects much change. "In reality, there is no personnel change in the government,