Hungary accused Ukraine of an "outrageous and unacceptable" attack that disabled a Russian oil pipeline supplying the NATO ally—and fired a warning to Kyiv about its reliance on Hungarian electricity supplies. Newsweek has contacted the Ukrainian foreign ministry for comment.

U.S. President Donald Trump is set to host Ukrainian President Volodymyr Zelenskyy and European leaders at the White House to discuss how to end Russia's three-year war in Ukraine.

European and NATO leaders announced Sunday that they will joining President Volodymyr Zelensky in Washington for crucial talks with President Trump.

President Trump’s first-term ambassador to NATO, Kay Bailey Hutchison, warned on Sunday that Chinese President Xi Jinping “is watching” President Trump’s approach to negotiations between Russia