Sixty days. That is how long the United States and Iran have given themselves to negotiate a final deal, a window that will determine how the current world order will function.

The US and Iran signed a 14-point interim agreement with a 60-day ceasefire and Strait of Hormuz reopening, but deferred nuclear and missile issues.

Ceasefire, oil waivers and nuclear limits anchor 60-day path to final US-Iran deal