In response to the escalating threat, President Trump confirmed that the U.S. will send additional Patriot air defense missiles to Ukraine. He noted that the European Union would finance the purchase of what he described as "various pieces of very sophisticated" U.S. weaponry.

President Donald Trump has announced new measures targeting Russia over its ongoing war in Ukraine, threatening steep tariffs if a peace deal isn't reached within 50 days

Dmitry Medvedev -- -- the former Russian president and prime minister now serving as the deputy chairman of the country's Security Council -- wrote on social media that the Kremlin was unmoved by what he called Trump's "theatrical ultimatum.