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In 780 AD al-Mahdi's political inquisition took place during the 1st century of the Abbasid Caliphate. 
Fanatic Jihadists and radical Islamists have been categorized as preaching their own style of Islamic Inquisition 
The Washington post reports on Militants who in a statement, posted in the name of the Holy Jihad, vow to Target Non-Muslims or infidels, and to abduct and kill any non-Muslims who visit the Palestinian territories, unless their demands are met. 
Two journalists, Steve Centanni, and Olaf Wiig were kidnapped by Palestinian Islamic militants and forced to convert to Islam at gunpoint  Related: Convert or die.
Archbishop John Sentamu claims that the BBC is frightened of criticizing Islam.