INDIAN PARTITION, the violence was from both Muslim and Hindu. Terrible time in Indian Subcontinent History.
I lived in India in the 1960's. Travelled to Pakistan and Kashmir. I read several books published at the time, felt very sorry for the way the British divided India and left a mess.
Here is a BBC story on this time in History:
http://www.bbc.co.uk/news/resources/idt-sh/partition_how_it_affected_me