He held the defendants including civil servants, confessors and others responsible for killings, bombings and "disappearances".

Osman Sanal wire tapped the Chief Public Prosecutor, Ilhan Cihaner[10] The same year, (November 2010) Osman Sanal litigated newspaper reporter İlhan Taşçı about his book on İsmailağa religious society.

[11] Osman Sanal was arrested and charged as a member of Fettulah Terrorist Organization (FETÖ) who were attempted coup in 2016.

[15] Cihaner was found not guilty in conspiracy cases which were conducted by the members of Gulenist's prosecutors[16] who were fled from Turkey.

[19] He opposes imperialism, militarism, interventionism, and supports left-populist values such as race and gender equality, withdrawal of troops from foreign countries and LGBT rights.