In my ten years operating within the high stakes world of UK counter terrorism and politics, I have seen that the most enduring threats to our way of life are rarely those that seek a loud or immediate conflict. Instead, they are the movements that employ a strategy of patient, incremental infiltration, slowly hollowing out our democratic structures from within while appearing to participate in them. It is often said that the greatest trick the devil ever pulled was convincing the world he did not exist. In our field, the greatest trick of the Muslim Brotherhood has been convincing Western institutions that they are merely a collection of benign community organisers rather than a disciplined political movement.

I recall a briefing early in my career where we discussed the concept of entryism. At the time, the focus was on physical threats, but the true challenge was already forming in the grey zone of our civil society. This report, the first of a series of reports produced by the Henry Jackson Society, finally addresses that challenge with the rigour it deserves. The Henry Jackson Society has long been at the forefront of identifying the structural vulnerabilities in our democracy, and their work here provides a vital update to a national security conversation that has remained stagnant since 2015.

The importance of this work cannot be overstated, particularly in the wake of the October 7th attacks in Israel. As the evidence in these pages shows, the ideological and logistical infrastructure built by the Brotherhood has enabled affiliates like Hamas to operate across continents, even establishing weapons caches within Europe. For too long, our policy has relied on outdated assessments, leaving Britain as a permissive operating environment while our allies in Europe and the Middle East have already moved to protect their societies.

What makes this report unique is its clarity regarding the distinction between faith and political culture. It makes it crystal clear that the issue is not Islam, a religion of peace and private devotion, but a specific Islamist ideology that seeks to subvert democratic norms. By introducing the theological concept of the Khawarij, the authors provide a powerful tool for both Muslims and non Muslims to identify and reject extremist rebellion and fanaticism.

Furthermore, the report highlights the chilling reality of the Explanatory Memorandum, an internal document that describes a grand jihad intended to destroy Western civilisation from within. This is not a conspiracy theory; it is a documented strategic mindset that has been admitted into evidence in international courts.

I encourage every policy maker, police officer, and community leader to engage deeply with this material. It fills a dangerous gap in our current security strategy by mapping the hidden networks of interlocking directorates that mask the true source of extremist influence. This is the information the Government and British institutions need to ensure they are engaging with safe partners and protecting the integrity of our public funds.

This report is a matter of responsible governance and national resilience. It is time to bring the Brotherhood out of the shadows and into the light of democratic scrutiny.

Mohamed Ali
Former Conservative Party Vice Chairman and Henry Jackson Society Strategic Adviser