Indonesian police arrest more than 34 people over "charges of treason" for attempting to raise the outlawed Morning Star flag, which represents the independence movement of West Papua Province.
Ivan Safronov, a former Russian journalist, is sentenced to 22 years in prison on treason charges after being found guilty of disclosing "state secrets", which he alleged were open source. Safronov had been under detention since July 2020.
The mayor of Balakliia in Kharkiv Oblast is charged with treason by Ukrainian authorities for accepting aid from Russian occupation forces. The mayor is believed to have fled to Russia with his family.
Russian occupation forces install Halyna Danylchenko as the new mayor of Melitopol following the abduction of Ivan Fedorov. Danilchenko, a former member of the city council, calls on residents to "adapt to the new reality" and stop "committing extremist acts". However, the city council refuses to recognise Danilchenko as mayor and calls on Ukrainian authorities to indict her for treason.
Federal prosecutors in Germany apply in a Schleswig-Holstein court for the extradition of Carles Puigdemont to Spain, arguing that the treason charges are valid according to German law, because, according to the prosecutors, "the violence in Catalonia on election day can be attributed to the wanted individual".
An interim report by South Korean prosecutors implicates President Park Geun-hye in a political scandal involving her close friend Choi Soon-sil. Three people have been indicted in relation to the scandal. President Park cannot be indicted due to a constitutional provision preventing a sitting President being indicted except for treason or insurrection.
Former vice president Annette Lu of Taiwan files charges of treason against former vice president Lien Chan, accusing him of breaching national security when he attended the 2015 China Victory Day Parade.
Shakil Afridi, a Pakistani physician who helped the CIA to track down Osama bin Laden by collecting DNA samples from residents of bin Laden's compound, is sentenced to 33 years' imprisonment for treason.