Former Russian President Medvedev calls for preemptive strikes while Trump gives Putin a 50-day ultimatum to reach peace with Ukraine or face sanctions.

Putin ‘unfazed’ by Trump’s threat, Zelensky seeks ‘powerful, deterrent weapon,’ House NDAA would restore Army base names.

Pentagon officials said details were still being worked out, and experts doubted Mr. Trump’s threat of huge tariffs for Russian trading partners.

Trump's moves underline his growing disenchantment with Russian President Vladimir Putin over the lack of progress in U.S.-led efforts to secure a ceasefire.

Donald Trump’s remarks on Ukraine on Monday were far from the biggest announcement the US president could have made. The good news for Kyiv is familiar. Trump has permitted NATO’s other members to buy American arms – a wide range of them,

One of Vladimir Putin's mouthpieces has warned Donald Trump that he is pushing Russia towards nuclear war. After pledging to deliver more weapons to Ukraine - including the prized Patriot air defence systems - the US president rattled the Kremlin further and threatened to unleash additional sanctions if Putin refuses to negotiate a ceasefire deal in 50 days.

U.S. Ambassador to NATO Matt Whitaker joins the ‘Brian Kilmeade Show’ to discuss President Donald Trump’s updated strategy for the Russia-Ukraine war and what it could mean for the path to peace.

Kremlin figure, President Donald Trump’s image is changing inside Russia. It comes after Trump vowed further sanctions on the country if a peace agreement with Ukraine is not reached in 50 days. CNN’s Chief Global Affairs Correspondent is on the ground in Moscow with the analysis.