Hizb ut-Tahrir is an international pan-Islamist and Islamic fundamentalist political organization whose stated aim is the re-establishment of the Islamic caliphate to unite the Muslim community and implement sharia globally. Wikipedia
Leader: Ata Abu Rashta (Party leader)
Founder: Taqi al-Din al-Nabhani
Leadership: Ata Abu Rashta (Party leader)
Founded: 1953