“Based on the results of the study of the materials received, the Russian Prosecutor General’s Office decided to recognize the activities of the foreign non-governmental organization Calvert 22 Foundation, Great Britain, as undesirable on the territory of Russia,” the statement says.

The Prosecutor General's Office noted that the activities of the British NGO threaten the foundations of the constitutional order and the security of Russia.

The department also reported that information about the decision was sent to the Ministry of Justice.

Earlier, the Russian Prosecutor General's Office declared the activities of the Open Estonia Foundation undesirable in the country.