even if that is becoming increasingly challenging. >> they fight people like osman kavala who advocateloser integration with the european union, amicable ties with one's neighbors, democracy and peace. we are living in a paranoid atmosphere where dissidents are labeled terrorists. reporter: turkish authorities accused kavala of both supporting left-wing terrorism and plotting an islamist coup. initially the prosecutor accused kavala of having banked a 2013 protest, but no evidence was presented to back this up. turkish president erdogan is convinced kavala is guilty. >> there are foreign forces seeking to spark unrest in other countries. the man who acted on behalf of these people in turkey is now behind bars. reporter: kavala was arrested in 2017 and held for nearly 1200 days in this prison outside istanbul. the court of human rights demanded kavala's release. when a turkish court complied, his wife arrived to collect them. within hours, authorities issued a new warrant for his arrest. >> you stop belieng injustice when you experience something like that. there is no justified reason