KC Tyagi, a founder-member of Nitish Kumar’s Janata Dal United and once the party’s face in Delhi, has unplugged himself from the party, ending a 40-year association.

The US embassy in India has said it is “aware of the situation” after the National Investigation Agency (NIA), the country’s top anti-terror body, announced that it had arrested seven people, including an American national.

Joesph Kent, the director of the United States’ National Counterterrorism Centre, has resigned, saying he cannot support the Trump administration’s military campaign against Iran and that the war was started not out of genuine necessity.