[5][17] With Gennady Afanasyev, Alexei Chirniy, and Alexander Kolchenko,[21] he became one of four Ukrainian citizens held by Russia's Federal Security Service, who accused them of seeking to carry out terrorist attacks on bridges, power lines, and public monuments in the Crimean cities of Simferopol, Yalta, and Sevastopol.[5] After holding Sentsov without charges for three weeks,[22] the Federal Security Service accused the four Ukrainians of being "part of a terrorist community, to carry out explosions with home-made devices on May 9, 2014 near the Eternal Flame memorial and Lenin monument in Simferopol and to set fire to the offices of the Russian Community of Crimea public organization and the United Russia party branch in Simferopol on April 14 and April 18, 2014".[5][17] According to Sentsov's lawyers, investigators refused to open a case on his allegations of torture, suggesting that his bruises were self-inflicted and that he was keen on sado-masochism.[7][39] According to the Ombudsperson of Ukraine Valeriya Lutkovska, the decision of the Rostov court toward Ukrainians Sentsov and Oleksandr Kolchenko constituted discrimination based on national origin.[41] On 26 June 2014, Russia's Presidential Council for Human Rights appealed to Deputy Prosecutor General Viktor Grin to review the circumstances surrounding the arrests of Sentsov and fellow activist Oleksandr Kolchenko.[26][44] The European Union's High Representative for Foreign Affairs and Security Policy Federica Mogherini stated that "the EU considers the case to be in breach of international law and elementary standards of justice".[45] Western governments, Amnesty International, and European Film Academy deputy chairman Mike Downey described the proceedings as a show trial.The participants in the debate stressed the need to continue sanctions pressure on the Kremlin, and European leaders and diplomats were urged not to attend the World Cup, which opened 14 June in Russia.[56] Sentsov was awarded the European Parliament’s Sakharov Prize on 25 October 2018, in a move described by The Guardian as an EU rebuke to Russian President Vladimir Putin.[7] In November 2018, the UN General Assembly adopted a resolution which called for the urgent release of Ukrainian citizens Sentsov, Volodymyr Balukh, and Emir-Usein Kuku.As of July 2023, he is an infantry second lieutenant (given this rank in June 2023[9]) in 47th Separate Mechanized Brigade,[73] fighting on the Zaporizhzhia front during the 2023 Ukrainian counteroffensive, where he was lightly wounded during offensive operations.[10] In 2024, Sentsov released Real, a documentary showing a group of Ukrainian soldiers in a trench during the Russian invasion of Ukraine.[86] On 5 July 2022 Sentsov married Veronika Velch, the senior director at Ridgely Walsh and an activist of Euromaidan SOS [uk].
Anti-Putin rally in Moscow, 10 June 2018. Participants are wearing "Free Sentsov" T-shirts.