Earlier this month, Trump set a 50-day deadline for Moscow to agree to a ceasefire, threatening fresh sanctions and tariffs if it failed to do so. Trump also announced new military support for Kyiv, with a particular focus on strengthening Ukraine's anti-drone and anti-missile defenses.

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.