Mehdi Karoubi, a dissident theologian, former parliamentary speaker and owner of the closed newspaper Etemad Melli, Mir Hossein Mousavi, the owner of the closed newspaper Kalameh Sabaz, and Mousavi’s wife, the writer Zahra Rahnavard, are spending their 1,100th day in detention today. They were placed under house arrest in February 2011. “The arbitrary detention of Karoubi, Mousavi and...