Viasna Human Rights Centre
Belarus · Viasna
01Overview
Quick Facts
CountryBelarus
Age / Sex51 · male
Occupation—
Arrested inHomel, Belarus
Held atPenal Colony No. 15
CategoryOther
StatusConvicted
Sentence11 years
Belarus · context
1,277documented cases
393 urgent · 116 report torture
Most common grounds
Journalism
101
Legal Profession
11
Medical
2
Culture
1
Case Summary
Siarhei Vasileu is a former KGB agent from Homel who admitted to collaborating with the agency for over 20 years. After returning to Belarus in 2019, he was arrested and sentenced to 11 years for allegedly disclosing state secrets to a foreign state.
Native-Language SummaryBE • Original
Сяргей Васільеў — былы агент КДБ з Гомеля, які прызнаўся ў супрацоўніцтве з ведомствам больш за 20 гадоў. Пасля вяртання ў Беларусь у 2019 годзе ён быў арыштаваны і асуджаны на 11 гадоў за нібыта выдачу дзяржаўных сакрэтаў замежнай дзяржаве.
02Charges
Charges
01 count- 01High treason
Criminal Code Articles
01 articleArt. BY-356
03Analysis
Predicting Vector
Surveillance vector
Surveillance vectorUnknown
04Sources
Data Source
Source vs. PPW analysis
ViasnaCase facts, charges, dates, and status.
PPW analysisRisk, surveillance & sentence estimates — probabilistic, not the source's reporting.
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Cite this case
Political Prisoner Watch. (2026). Case file: Siarhei Vasileu (PPW case cmp1n325). Retrieved July 6, 2026, from https://politicalprisonerwatch.org/prisoners/cmp1n325i00361v9g2ih880gy. Original data from Viasna Human Rights Centre (https://prisoners.spring96.org/en/person/sjarhei-vasileu).
Formats reflect this case as an online database record. Always verify the original source before citing in legal filings.