Emerging challenges in the new geopolitical context need more, not less, US leadership and trans-Atlantic cooperation.

Will historians look back on the assassination of Qassem Soleimani as the catalyst for a new war in the Middle East?

New nationwide protests are heaping pressure on the Rouhani regime; but all routes to a political solution remain blocked off.

Maximum pressure is working – just not in the way that US officials had hoped it would.

Is Europe is warming to ‘maximum pressure’?

Risks are mounting on both the supply and demand side of global oil markets.

There seems little Washington can do to prevent Iraq becoming a key Iranian trading partner and energy customer.

Zac and Nick discuss some of the military dimensions of a potential US-Iran conflict, and how Tehran might seek to maximize the costs of a US campaign.

If history is any indication, don’t expect Russia to jump to Iran’s assistance in the event of a US military strike.

However much the French president wants to save the Iran nuclear deal, Europe’s inability to insulate Tehran from US sanctions has already been laid bare.