A new report by the Council of Europe shows that the median age of inmates is 36 years, with 95% being men and only 5% women.
A demonstration in the Belarusian capital was thwarted by police who arrested at least 100 people in an ongoing crackdown against peaceful protests.
The EU's top diplomat warned on Thursday that "we are witnessing a further escalation of repression against the Belarusian people".
More than 50 European journalists' unions on Thursday urged their governments to up the pressure on Belarus to release jailed journalists as the country marks Freedom Day.
Europe needs a two-track strategy on Russia: offer a helping hand to the growing numbers of discontented Russians and be ready to confront the Kremlin with resolve and systematically punishing its aggressions, argues Rostislav Valvoda.
The Belarusian opposition led by Sviatlana Tsikhanouskaya is hoping to start talks with the government in May - if an online poll launched on Thursday gives her the mandate to enter negotiations.
"We will start producing the vaccine from October 15," President Aleksandar Vucic said on Thursday.
A new documentary film alleges that EU funds contributed to financing Lukashenko's regime and his lavish lifestyle. The bloc has rejected the accusations as "completely unfounded and baseless."
On the occasion of International Women's Day, Euronews highlights the stories of Belarus' female political prisoners and the leading role of women in the country's democratic opposition movement.