The Security Service, universally known as MI5, stands as Britain’s domestic counterintelligence and security agency, operating in the shadows to protect the nation from threats to national security for over a century. The agency operates under the principle of protecting British parliamentary democracy and the rule of law while remaining largely invisible to the public it serves. Though cloaked in secrecy and mythology, MI5’s real work—counterintelligence, surveillance, investigation, and assessment—has proven crucial during two World Wars, the Cold War, and the contemporary threats of international terrorism and cyber warfare.
Author: Jonathan
Published at: 2025-12-23 22:18:56
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