Spies, strategies and missed opportunities: How the lessons of 9/11 are still being learnt

This article reflects on the 25th anniversary of the 9/11 attacks, examining how intelligence failures and the subsequent 'War on Terror' have reshaped global security policy. It highlights the ongoing challenge of intelligence gathering and the necessity of strategic foresight.
Why it matters
Provides a retrospective analysis of how one of the most significant geopolitical events of the 21st century continues to influence modern intelligence and national security.
Spies, strategies and missed opportunities: How the lessons of 9/11 are still being learnt
By Frank Gardner Security correspondent The first duty of a government, countless leaders over the decades have said, is to safeguard its population. On 11 September 2001 the US manifestly failed to do that. The intelligence was there, yet tragically, nobody joined up the dots in time.
9/11, as the attacks on the US became known, came to define – along with the response – a generation of foreign, security and intelligence policy for the first two decades of this century.
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