In the late 1980s and early 1990s, Karachi was rocked by political and conflict, while crime rates drastically increased with the arrival of weaponry from the War in Afghanistan .  Conflict between the MQM party , and ethnic Sindhis , Pashtuns , and Punjabis was sharp. The party and its vast network of supporters were targeted by Pakistani security forces as part of the controversial Operation Clean-up in 1992 – an effort to restore peace in the city that lasted until 1994.  Anti-Hindu riots also broke out in Karachi in 1992 in retaliation for the demolition of the Babri Mosque in India by a group of Hindu nationalists earlier that year.  Karachi had become widely known for its high rates of violent crime, but recorded crimes sharply decreased following a controversial crackdown operation against criminals, the MQM party, and Islamist militants initiated in 2013 by the Pakistan Rangers . 
The Turko-Mongol ruler Timur 's attack on India was marked by systematic slaughter and other atrocities on a truly massive scale which were inflicted mainly on the subcontinent's Hindu population.  Leaving the Muslim populated areas aside, his army looted rest of the habits. The Hindu population was massacred or enslaved.  [ page needed ] One hundred thousand Hindus prisoners were killed by his army before he attacked Delhi for fear of rebellion and many more were killed afterwards.