Observers of Northern Irish politics might be forgiven for thinking that it's deja vu all over again, but in fact the scale of the recent unrest has taken many by surprise, following as it does upon last summer's relatively peaceful marching season. What has made this July so turbulent?

This summer's parades follow the publication of the Saville report, which exonerated the victims of Bloody Sunday. The report was welcomed by victims' groups and nationalists, and was gracefully acknowledged by David Cameron, who formally apologised to the victims and their families. However, despite the report making headline news nationally, on the day of publication only two unionist representatives, Reg Empey and Gregory Campbell, commented on Saville's findings, and both spoke critically of the report, its cost, and the dangersin Assam have been left out of the draft list, also known as National Register of Citizens (Reuters)

"Please maintain peace, harmony and public order. To aid this, we have provided the Assam government with all the required security forces," he added.

This morning, there were loud protests in parliament over the all-night detention of a team of Mamata Banerjee's Trinamool Congress lawmakers at the airport in Assam's Silchar, where they had gone to address public meetings in a campaign against the citizen's list.

The NRC was released on Monday. The government has clarified that the list is a draft and no one would face action if they were not on it. People would have a chance to furnish documents to prove their citizenship of Assam.

Mamata Banerjee, the Chief Minister of