“President Trump is right to demand that Europe stop buying Russian oil. The good news is that Europe has substantially reduced their purchases of Russian oil and gas,” Graham wrote on X.He added that the responsibility now largely falls on Hungary and Slovakia. “I hope and expect them to step up to the plate soon to help us end this bloodbath. If not, consequences should and will follow,” he said.Earlier, Hungarian Foreign Minister Péter Szijjártó claimed that U.S. President Donald Trump had not asked the Hungarian authorities to stop importing Russian oil.