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NI terror threat level raised in Britain Northern Ireland terror threat level raised in Britain
(35 minutes later)
Threat level from Northern Ireland-related terrorism in Britain raised from moderate to substantial - Home Office The threat level from Northern Ireland-related terrorism in Britain has been raised from moderate to substantial.
This breaking news story is being updated and more details will be published shortly. Please refresh the page for the fullest version. It means an attack in England, Scotland or Wales is "a strong possibility".
If you want to receive Breaking News alerts via email, or on a smartphone or tablet via the BBC News App then details on how to do so are available on this help page. You can also follow @BBCBreaking on Twitter to get the latest alerts. Home Secretary Theresa May said the level, set by security service MI5, "reflects the continuing threat from dissident republican activity".
The level for Northern Ireland-related terrorism in Northern Ireland remains at severe, meaning an attack is "highly likely".
At Easter the New IRA, the group responsible for the murder of prison officer Adrian Ismay in March, warned that its members were "determined to take the war to the age-old enemy of our nation".
The threat level for Northern Ireland-related terrorism was raised from moderate to substantial in 2010, then reduced back to moderate in 2012.