Dec 19, 2025 · The Royal United Services Institute (RUSI) is the world’s oldest and the UK’s leading defence and security think tank. Our mission is to inform, influence and enhance public …

RUSI embodies nearly two centuries of forward thinking, free discussion, and careful reflection on defence, security and geopolitics. Find out more about our thought leadership and convening …

RUSI publications offer rigorous, timely and policy-relevant analysis of UK and international defence and security issues. Leading thinkers and practitioners contribute to RUSI's …

RUSI publications offer rigorous, timely and policy-relevant analysis of UK and international defence and security issues. Leading thinkers and practitioners contribute to RUSI's …

Nov 4, 2025 · Antonio Giustozzi, senior research fellow in terrorism and conflict at defence think-tank RUSI, said ISIS relies on influencers to spread their material. He said: “ISIS branded …

The Royal United Services Institute (RUSI) is an independent think tank engaged in cutting-edge research on defence, security and international affairs.

Return to the RUSI home page See the latest publications, events and news from the Royal United Services Institute View more

Dec 21, 2025 · RUSI has followed this confrontation from the start; the collection here brings together all our contributions from different perspectives and angles and across other …

RUSI Latin American Security Conference 2026 Engage with senior leaders and scholars at the fourth Latin American Security Conference, focusing on current and future security challenges …

Oct 8, 2025 · RUSI's mission and values are underpinned by the ambition to build a more secure, equitable and stable world.