According to the Bulgarian National Radio (BNR), the incident took place near the square of Prince Alexander I. The detainee urged citizens to refuse to wear masks, to comply with other measures and to refuse vaccination against COVID-19.
Passers-by called the police, the offender was arrested.
During a search, law enforcement officers found a hand grenade on him.
Subsequently, the woman with whom he arrived in Sofia was also detained.
There were two pistols in the car of the offender's companion.
The press secretary of the President of Russia Dmitry Peskov on the air of the TV channel "Russia 1" previously called opponents of vaccination against coronavirus infection "dangerous fools."
The head of the Russian Ministry of Health, Mikhail Murashko, noted that such agitation, in his opinion, is "unreasonable actions."