Terrorism does not recognise borders and affects states irrespective of their geographical location. Individuals and groups who believe they can use terror to advance political aims challenge democracy, the values of society, and the rights and freedoms of citizens.

Preventing cross-border crime and terrorism is difficult while respecting national responsibilities for upholding the law and safeguarding internal security. All relevant actors need to work together to tackle terrorist threats, whether domestic or international.

Chatham House research explores potential solutions to ongoing conflicts fed by terrorism and extremism, terrorism’s effect on societies and the problem of radicalization, as well as commentary on government counterterrorism responses to major attacks across the world.