Trump’s Art of the Deal Collides With Iran’s Patient Diplomacy

On a hot July day in 2015, talks between the top US and Iranian diplomats boiled over into a shouting match — one that echoed through the corridors of the 19th-century Viennese palace where they were locked in marathon talks.

John Kerry and Mohammad Javad Zarif were arguing over what became a landmark nuclear accord between the US and Iran that took 20 months of negotiations. The unraveling of that deal under Donald Trump’s first presidency laid the ground for the current war between the countries.