I think, there is a possibility - I would say it's more than that - that we will come to a view of foreign policy going forward that learns from the past but doesn't get captured by it.

Leaders lead but in the end it's the people who deliver.

Lord Cranborne told the leader of the opposition to 'back me or sack me' - he succeeded in doing both.

There's a deep affection and respect for the Queen and the monarchy in the U.K. But Diana was an extraordinary, iconic figure and her death sparked a fierce reaction, part grief and part anger at her being taken away. It was very fraught.

I think people think their incomes have been flat lining for a long period of time. They feel that the next generation's opportunities are not going to be improvement. So and I also think that social media then allows insurgent movements to gain scale at speed.

The threat today is not that of the 1930s. It's not big powers going to war with each other. The ravages which fundamentalist political ideology inflicted on the 20th century are memories. The Cold war is over. Europe is at peace, if not always diplomatically.

The purpose of terrorism lies not just in the violent act itself. It is in producing terror. It sets out to inflame, to divide, to produce consequences which they then use to justify further terror.