A decade on from September 11
If or when another devastating attack takes place, there will be as little prospect of a muted response. The US has been chastened by its post-9/11 failures, but not neutered
Ten years after the attacks on the World Trade Center in New York and the Pentagon in Washington, the global political and financial landscape has changed dramatically

Americans paused to commemorate the tenth anniversary of 9/11 with tears and tributes on Sunday as Barack Obama and George W. Bush led sombre ceremonies
US president visits attack sites
Additional 9/11 security measures in place in New York
Fresh intelligence prompts step up of security
A decade after 9/11, families who put up the ‘missing’ ads in Jordana Baldwin’s photos speak of their sorrow
An audio and video look back at the events of September 11 2001 and how the world has changed in the past decade
If or when another devastating attack takes place, there will be as little prospect of a muted response. The US has been chastened by its post-9/11 failures, but not neutered
A handful of people derive most of their power not from their strength or ideals but from us, our society and our culture. It’s hard but we have now to move on, writes Philip Zelikow
The attacks of September 2001 have transformed national security – though critics argue the costs have been high, writes Richard McGregor
If democracy emerges in the Middle East, it will not suddenly remove all our differences, says Wendell Steavenson
The ‘war on terror’ defined US foreign policy for seven years and led to conflicts in Afghanistan and Iraq, says Gideon Rachman
The attacks led to soul-searching and changes, says Anna Fifield
After 9/11, disaster planning became a growth area. Ten years on, companies also worry more about cyber crime, writes Alan Rappeport
James Blitz on groups operating from lawless areas in the Middle East and north Africa
Bin Laden’s adopted lands seem trapped in a vortex of violence. The al-Qaeda leader may be gone but did he win, asks Matthew Green
There is an urgent need for long-term international commitment to help nascent democracies, says Guy Dinmore
The bankruptcy of armed jihad has been exposed by Arabs themselves
Most important words of past decade not ‘war on terror’ but ‘made in China’
Simon Schama reflects on Ground Zero and the challenge of making meaningful memorials
Project honouring victims will rejuvenate lower Manhattan
Ten years after the terrorist attacks on the World Trade Center, theatre pays its tribute