Ukraine's top diplomat says an upcoming trip to Kyiv by U.S. President-elect Donald Trump’s special envoy for Ukraine and ...

They also say they have thwarted Ukraine's latest offensive in the Kursk region. Submit your questions on the war in the form below for our experts to answer.

Ukraine, which was partially reliant on Russian gas, has not bought gas directly from Moscow since 2015 after it invaded and annexed Crimea and backed separatist militants in east Ukraine.