The letter follows revelations about Serbian student activists being infected with Pegasus and NoviSpy, and coincides with other pressures on Belgrade.
This aerial photograph shows demonstrators and students as they gather in front of Serbia’s Constitutional Court building during a protest to demand accountability for the Novi Sad railway station tragedy, in Belgrade, on January 12, 2025. Thousands of Serbians protested in the capital Belgrade on January 12, 2025, against corruption and demanding justice for those killed in a train station roof collapse. The demonstrations have been ongoing for two months since a roof in a train station in the northern city of Novi Sad, which had recently undergone restoration work, collapsed on November 1, 2024, and killed 15 people. (Photo by TADIJA ANASTASIJEVIC / AFP via Getty Images)
It’s the first Pegasus infection of 2026 that Citizen Lab is forensically confirming, and the SHARE Foundation said it’s the biggest wave of spyware surveillance in Serbia…
Stelios Kouloglou arrives for a meeting with the police commissioner at the police headquarters on Dec. 3, 2019 in Valletta, Malta. (Photo by ANDREAS SOLARO / AFP) (Photo by ANDREAS SOLARO/AFP via Getty Images)
A photographic illustration shows a mobile phone near the NSO Group company logo on Feb. 9, 2022 in the Israeli city of Netanya. (Photo by JACK GUEZ/AFP via Getty Images)
Students, behind a banner reading “15 minutes for 15 lives,” block a street in Belgrade on Dec. 12, standing in silence to honor the 15 victims of the tragedy that occurred at the railway station in Novi Sad in November. (Photo by Andrej ISAKOVIC / AFP)
A woman passes by flags of the European Union outside the European commission headquarters in Brussels, on May 23, 2024, ahead of the upcoming European Parliament elections. (Photo by Kenzo TRIBOUILLARD / AFP / Getty Images)