Iraq war 20 years on: the British government has never fully learned from Tony Blair's mistakes

The Iraq war remains the UK’s most investigated foreign policy decision of the past 50 years.

The war resulted in the deaths of hundreds of thousands of Iraqis and triggered a sectarian conflict.

Despite all the investigations into the Iraq war and the sheer amount of evidence collected, little appears to have changed as a result.

The UK government is to be a trusted international partner in future foreign policy.