Russia has used around 50 North Korean missiles to attack six Ukrainian oblasts since the beginning of the full-scale invasion, Oleksandr Filchakov, the head of the Kharkiv Oblast prosecutor’s office, said on March 14 during a press conference. North Korea has been shaping up as Russia’s leading weapons supplier, reportedly providing Moscow with extensive military packages, including ballistic missilesand over 3 million artillery shells. In Kharkiv Oblast, only one case of Russia using North Korean Hwasong 11 (KN-23/24) missile was officially confirmed, Filchakov said, referring to Russia’s at…