Government has ordered blocking of more than 250 websites in which morphed images and videos were uploaded to incite Muslims.
Terming the recent Kokrajhar (in Assam) violence as painful, Sarkar said "opportunist forces are trying to destroy the peace in the country, especially the mixed populated northeast region".
The number of people fleeing the state in the backdrop of exodus in cities like Bangalore and Pune following rumours about attacks on them has now come down considerably.
Rehman Malik said that so far India has not given any evidence on the role of Pakistan-based groups in this regard but said his country will look into it if it is provided.
Pakistan on Sunday rejected Indian charges that morphed pictures of Assam and Myanmar violence which sparked an exodus of northeastern citizens from other states originated in Pakistan.
Home Secretary RK Singh Saturday said 76 websites with morphed images of Assam and Myanmar violence had been identified for the panic run and that the bulk of these were uploaded in Pakistan.
Senior BJP leader Venkaiah Naidu on Sunday blamed the "votebank politics" of Congress and the UPA government for the exodus of north-eastern people from the city.
A relative decline was observed since Saturday night in the number of people from the North East heading for their home states in wake of the recent attacks in Pune, official sources said.
Two people were killed in West Bengal after being pushed out of a Guwahati-bound train carrying Assamese fleeing Bangalore, officials said Sunday.
Karnataka Deputy Chief Minister R. Ashok conceded to the request of Arunachal Pradesh Lok Sabha member Takam Sanjoy to provide security, a convention hall, free food and lodging to the people of North East.
Home Secretary RK Singh on Saturday said that said the bulk of the rumours against North East people that triggered panic originated from Pakistan.
A total of 78 persons have so far lost their lives in the lower Assam districts since violence started between Bodos and Bengali-speaking Muslims on July 19-20.
Union Home Secretary RK Singh announced a ban on bulk SMSes and MMSes even as exodus of people from the North East from cities of Bangalore and Hyderabad continued for the third day on Friday.
Assam Chief Minister Tarun Gogoi also convened an all party meeting at his office chamber in Dispur to discuss the situation.
BJP national general secretary Tapir Gao appealed to the NE people to have faith on the BJP led Karnataka govt that will protect their life .
It is sheer fear fuelled by rumour mills that has prompted North East people like Disen Basumataray, a technology student from Kokrajhar in Assam, to leave Bangalore.
The court, however, refused to restrain police from
detaining the Tibetan protesters to maintain the law and order
Day in Pics: 19th December
Showbiz World - December 19, 2014
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