For all the hard work invested in trying to negotiate a lasting peace settlement, the latest upsurge in violence between Iran and the US does not bode well for the survival of their 60-day ceasefire, implemented last month. A key factor in both the Trump administration and the Iranian regime agreeing to the truce was a profound sense of war weariness in the two camps. For different reasons, both want to see an end to the conflict, yet here it is, continuing.

From Trump's comments on 'finishing the job' to attacks on shipping and renewed strikes, here's a breakdown of how we got here

Not only is the war not over, it is once again at a dangerous inflection point, as the US and Iran revert to military options to deal with differences over their interim peace…