Hungarian Prime Minister Viktor Orbán has arrived in Moscow for talks with Russian President Vladimir Putin, his spokesman Bertalan Havasi confirmed on Friday, on a surprise visit that has provoked a sharp reaction from top EU officials. Several media outlets had earlier reported that Orbán would visit Moscow, following his visit to Kiev on Tuesday, his first since the start of the full-scale Russian invasion of Ukraine in February 2022. The right-wing populist leader is seen as closest to Moscow among European Union leaders. Earlier on Friday, Orbán said his country would use its six-month te…