The two countries — which have refused to make similar deals before — were pushing for a breakthrough on the sidelines of the U.N. US and Iranian negotiators are exploring a phased path to end the conflict, involving Tehran reopening the Strait of Hormuz and Washington lifting its economic blockade. Key points and original sources are listed below.

• The two countries — which have refused to make similar deals before — were pushing for a breakthrough on the sidelines of the U.N. General Assembly.S1

• US and Iranian negotiators are exploring a phased path to end the conflict, involving Tehran reopening the Strait of Hormuz and Washington lifting its economic blockade. Both sides are hesitant to surS2