Ukraine’s military claimed it struck a major oil terminal Monday in Crimea that provides fuel for Russia’s war effort as Ukrainian President Volodymyr Zelenskyy said the war has entered a key phase. Both sides are facing the issue of how to sustain their costly war of attrition — a conflict that started with Russia's full-scale invasion of Ukraine in February 2022 and that shows no signs of a resolution.

The leaders of Ukraine and Denmark said in a joint interview that allied nations must lift restrictions on arms, increase their production and help Ukraine build weapons inside the country.