Which Countries Do Business With Iran?

"If EU companies abide by U.S. secondary sanctions they will, in turn, be sanctioned by the EU," Nathalie Tocci, an aide to EU foreign policy chief Federica Mogherini, warned.

Will Trump Meet With Iran?

"I'd meet with anybody. I believe in meetings, especially in cases where war is at stake," Trump said, following his recent tense exchange with Iran's president.