President Donald Trump announced this week that the U.S. will send Patriot air-defense missiles to Ukraine and threatened new tariffs on Russia. Will Vladimir Putin back down? What should Trump's next move be? And what does the future hold for Ukraine? Newsweek contributors Daniel R. DePetris and Dan Perry debate:

After years pressing to end U.S. aid to Ukraine, many Republicans have abandoned that position now that President Trump is supporting the country against Russian aggression.

Russia continued its nightly bombardment of Ukrainian cities overnight into Tuesday, after President Donald Trump said the U.S. would send military equipment to Kyiv.

President Donald Trump announced Monday that NATO allies will finance the purchase of air defense systems and other weapons for Ukraine, his most significant move yet to support Kyiv in a war with Russia he’s long hoped to end.

Plus: Dem seeks to force vote on release of Epstein files{beacon} PRESIDENT TRUMP on Monday pivoted in favor of Ukraine, arranging for U.S. weapons to be delivered to Kyiv and threatening new

Trump's threat against Russia runs parallel to a Senate-led effort to pass crippling sanctions on countries that buy Russian energy.