US President Donald Trump has backed down, at the eleventh hour, from his horrifying threat to - as Trump put it himself - unleash destruction on Iran’s entire civilisation. 

Both sides have now said they have agreed to a two-week ceasefire, which includes reopening the Strait of Hormuz.

Today, international and political editor Peter Hartcher on how to make sense of the events of the last 24 hours. And whether in two weeks, the world is likely to be, yet again, on the brink of carnage.