A bipartisan coalition has joined forces to push aggressive new sanctions on Russia and believe the souring relationship between President Trump and Vladimir Putin has created a new opening.

President Trump threatened to punish Russia with heavy tariffs on countries that trade with Moscow if the Kremlin fails to reach a ceasefire deal with Ukraine, while promising Kyiv weapons.

The northern regional capital has become a frequent target of Russian drones, missiles and guided bombs. Now, Ukraine's top general says at least 50,000 Russian troops have massed across the border.

The force is expected to provide logistical and training experts to help reconstitute Ukraine's armed forces, secure Ukraine's skies and the Black Sea.

With Russian attacks escalating, Ukraine is dependent on air defense systems and munitions supplied by western allies to protect Ukrainian cities.

Antonina Khyzhniak, who appeared in stock footage included in a White House Instagram video for the Trump administration's tax bill, responded with a humorous video — and a serious message.

Far-Flung Postcards is a weekly series in which NPR's international team shares snapshots of moments from their lives and work around the world.

The attacks was one of the largest on Ukraine's capital in months. It came as President Volodymyr Zelenskyy prepared for the G7 summit in Canada, where he is pushing for stronger sanctions on Russia.

North Korea sent 11,000 elite soldiers to support Russia. Their progress — especially in drone warfare — has implications not only for Russia's war on Ukraine but also peace on the Korean Peninsula.

President Trump said the Russian leader Vladimir Putin had warned that he would retaliate for a covert Ukrainian attack in Russia last weekend that destroyed dozens of Russian bombers.

In an Oval Office meeting with German Chancellor Friedrich Merz, President Trump likened the war between Russia and Ukraine to a fight between two children who hate each other.

Trump's remarks were a rare rebuke of the Russian president and followed a storm of drone and missile attacks on Ukrainian cities on Sunday evening.

NPR visits a hospital in eastern Ukraine's Donetsk region, in a town where many residents have fled but some young couples are holding on and hoping to raise their children one day in peace.

Ukraine and Russia have begun the exchange of 1,000 prisoners of war, the largest such swap since the beginning of Russia's full-scale invasion of Ukraine in February 2022.

President Trump is working the phones on Monday, holding calls with the leaders of Russia, Ukraine and other European countries as he continues efforts to negotiate an end to the war in Ukraine.