Will the Iran conflict break the West?

The fate of the 2015 Iran nuclear deal could determine not only whether the world’s most combustible region descends into a nuclear arms race, but also whether the Western political alliance can survive

French president Emmanuel Macron at the G7 summit. Pic: Getty

Beforethe G7 summit in Biarritz in France this month, it was a toss-up whether the greater disruption would come from US president Donald Trump or British prime minister Boris Johnson. Yet the attendee who had the biggest impact was someone who was not expected to be there at all: Iranian Foreign Minister Javad Zarif.

Although media coverage of the summit focused on trade wars,fires in the Amazon, and the looming danger of a ...