At Mrs Gandhi's re-coronation, a Congress leader from the north-eastern state of Nagaland warned her against a coterie that many Congressmen believe isolates her from the real stalwarts of the party, and called for changes in the party's structure.

ECONOMIST: India

Since 1997, a ceasefire has largely held in the Indian state of Nagaland.

ECONOMIST: India's restive north-east

Road links were cut off by supporters of Thuingaleng Muivah, a rebel leader from Nagaland who has been denied entry to Manipur by the state government.

BBC: Separatists blockade hits India's Manipur state