Northern Ireland terrorism threat level rises to ‘severe’

Chris Heaton-Harris tells MPs MI5 has increased level from substantial', meaning an attack is highly likely

The terrorism threat level in Northern Ireland has been increased from substantial to severe, meaning an attack is highly likely.

In a written statement to MPs, the Northern Ireland secretary, Chris Heaton-Harris, said MI5 had increased the threat to the country from Northern Ireland-related terrorism and the public should remain vigilant but not be alarmed.