The Belarusian Investigative Committee announced that opposition leader Maria Kolesnikova was charged with "invoking actions that threaten the national security of Belarus".
Accused under Article 361 of the Belarusian Penal Code, she could now face two to five years in prison.
Kolesnikova, currently detained in the Belarusian city of Zhodino, was declared a suspect in a criminal investigation into "a case of actions aimed at causing damage to national security" on 9 September. Interfax reports it.