Amnesty International on Tuesday urged Iran to free an Iranian LGBTI activist held for the last three months on charges linked to an appearance in a BBC documentary on gay rights in Iraqi Kurdistan. Zahra Sedighi-Hamadan had been based in Iraqi Kurdistan but was arrested by the Iranian Revolutionary Guards on October 27 while seeking to flee to neighbouring Turkey, Amnesty said. After a 53-day period of “forced disappearance” in solitary confinement in the northwestern Iranian city of Orumiyeh, she was in January brought before Iranian prosecutors and charged with “spreading corruption on eart…