Three meters underground, a network of tunnels and trenches fortified with timber provides a safer spot for frontline fighters to rest and recuperate – and a deeper position to defend against a potential Russian advance into Zaporizhzhia in southeastern Ukraine.

Ukraine's foreign ministry on Friday warned Minsk against staging provocations during joint Belarus-Russian "Zapad" military drills in September and called on European partners to remain vigilant.

President Donald Trump spoke about his efforts at peace between Russia and Ukraine on Fox News. He talked about wanting to get into heaven for peace.

Children that Ukraine says were taken by Russia are at the heart of peace talks thanks to a monthslong effort by Western officials and evangelical Christian groups.

As Russia's war in Ukraine rages on despite high-level meetings to discuss a possible path to peace, CBS News has learned that Tulsi Gabbard, the director of national intelligence, issued a directive weeks ago to the U.

Security guarantees have been one of Ukraine's main conditions in a peace deal. The country's officials have repeatedly said NATO membership for Ukraine is the best security guarantee Kyiv could have.

President Trump showed off a photo of himself with President Putin, saying the Russian president may visit for the World Cup, moments before stating that he is "not happy" that Russian forces struck a U.

President Donald Trump offered his assurances that U.S. troops would not be sent to Ukraine to defend against Russia, after seeming to leave open the possibility.

Donald Trump condemned Ukraine’s recent attack on the Druzhba oil pipeline, which undermines the energy security of two EU and NATO member states, Hungary and Slovakia. For historical and geographical reasons, our countries have no alternative means of importing oil other than… pic.twitter.com/qkfebGA0IU