The rise of China is the defining challenge of our times - has the west been slow to wake up? Gordon Corera investigates the rise of China in Shadow War: China and the West.

Have new generations of Iraqis got the freedom they were promised? What is the legacy within Iraq today particularly for a new generation seeking democracy? And the BBC's Security Analyst Gordon Corera asks how those directly involved in events reflect on the legacy of war twenty years on?

Presenter: Gordon Corera

The widespread view among the British public that they had been misled about the reasons for war would leave deep scars. What is the legacy of the Iraq war on trust in public life and politics, and what has been the toll on individuals and societies?

Presenter: Gordon Corera

The failures in post-war Iraq would have wider consequences for the Western desire to intervene in crises. As first Libya and then Syria slip into violence, how far did Iraq lead to a retreat and were the right lessons learned?

Presenter: Gordon Corera

The invasion of Iraq was supposed to be about dealing with security threats but the chaos would turbo-charge extremism both within Iraq and in the UK. How far did Iraq make the threats worse and were warnings ignored?

Presenter: Gordon Corera

Saddam’s regime in Iraq was removed quickly. But what came after proved disastrous as the country was plunged into chaos and violence. Was it always inevitable?

Presenter: Gordon Corera

As the clock ticks down Tony Blair’s options begin to run out. Diplomacy fails and the limits of British influence are revealed. So was war really the only option?

Presenter: Gordon Corera

While politicians were making bold claims about weapons of mass destruction, inside Iraq UN inspectors were hunting for them and finding nothing. Why did this not stop the march to war?

Presenter: Gordon Corera

The case for war would be made based on the idea of a threat from Weapons of Mass destruction. And spies would be used to help sell it. It would leave some on the inside of British intelligence feeling deeply uncomfortable.

Presenter: Gordon Corera

The US was set on war with Iraq. But why did Tony Blair commit Britain to joining it? Twenty years on, how does the former Prime Minister reflect on his decision?

Presenter: Gordon Corera