The U.S. is increasing pressure on Hungary to cut off its reliance on Russian oil imports and vows to work with Hungarian authorities and neighboring countries to help Budapest wean off Russian supply, a senior U.S. diplomat says. Matthew Whitaker, the U.S. Ambassador to NATO, rejected in a Fox News interview suggestions from Hungarian politicians that the U.S. is giving Hungary a pass to continue importing Russian oil. “Hungary, unlike many of their neighbors, has not made any plans or made any active steps,”…