Bangladesh, Aug. 18 -- Eight years ago, a tragedy on a Ukrainian highway changed the course of one oligarchs life – and exposed the loopholes in Europes residency and citizenship systems. Petro Dyminskyy, a wealthy businessman and former politician once ranked among Ukraines richest men, fled the country days after a fatal car accident in which a 31-year-old woman lost her life. Despite being named a suspect in the investigation, Dyminskyy remains beyond the reach of Ukrainian law enforcement, his case suspended indefinitely as his whereabouts remain uncertain.

Recent reporting by OCCRP and its regional partners has revealed how the 70-year-old tycoon rebuilt his life abroad, securing residency in Greece and citizenship in Serbia &...