The storm over comments denigrating the Prophet Mohammad by members of India's ruling party refuses to die down.
On Sunday, Jindal said on Twitter that his family faced continuous threats, and some of his followers tweeted that a crude bomb was defused near his residence in capital New Delhi.
Countries such as Qatar, Saudi Arabia, the UAE, Oman, Iran which are key trade partners for India, lodged protests through diplomatic channels and used social media to demand an apology from the government. India's foreign ministry said last week the tweets and comments did not reflect the views of the government.
In the eastern state of West Bengal, authorities enforced an emergency law prohibiting public gatherings in the industrial district of Howrah until June 16.