The 33-year-old man came to Ukraine in February last year and fought against the Russian invasion army until December. According to reports, he earned approximately 90,000 kronor per month.
Russian authorities and regions in Ukraine controlled by Russia choose to accuse foreign fighters who are captured of being mercenaries, which means that their cases are not covered by the Geneva Convention's rules for prisoners of war.
Earlier, among others, a 22-year-old British citizen has been accused of terrorism by Russian prosecutors since the man was captured in the Russian Kursk region where he fought for Ukraine's military.