Sheikh Isa Qassim, 82, is considered an icon of democracy for defending the rights of the Bahraini people.
Manama revoked his citizenship in June 2016, prompting protests and sit-ins in his hometown of Diraz.
Bahraini authorities later dissolved the Islamic Enlightenment Institution, founded by him, in addition to the opposition al-Risala Islamic Association.
- source : Tehrantimes