Current threat from international terrorism

The current threat level for international terrorism in the UK is SEVERE.

Current threat from Northern Ireland-related terrorism

The threat level for Northern Ireland-related terrorism is set separately for Northern Ireland and Great Britain (England, Wales and Scotland).

The current threat level for Northern Ireland-related terrorism in Northern Ireland is SEVERE.

The current threat level for Northern Ireland-related terrorism in Britain is SUBSTANTIAL

What the threat levels mean

Threat levels are designed to give a broad indication of the likelihood of a terrorist attack.

LOW means an attack is unlikely.

MODERATE means an attack is possible, but not likely

SUBSTANTIAL means an attack is a strong possibility

SEVERE means an attack is highly likely

CRITICAL means an attack is expected imminently