Speakers: The Reverend Professor Michael Banner; John Raine; Rt Hon Jack Straw ; Chair: The Reverend Jane Sinclair, Canon of Westminster and Rector of St Margaret’s Church 

Is the use of 'diplomatic truth' by officials both with their own governments and foreign governments an outmoded and possibly damaging convention? Does a tweet do more good than a 'demarche'? If in this complex and disordered environment, it all goes horribly wrong, who is to blame? Is it those who assessed, took or managed the risk? If the world is getting more risky should be take more or fewer initiatives overseas?