New Delhi, July 1 -- The United States and Iran have less than 60 days to negotiate a permanent end to the war, but they still seem to be at odds over the interim deal they reached this month.

It's not even clear when the two sides will meet again. "The situation is sensitive and complex," a senior Iranian negotiator, Kazem Gharibabadi, posted Monday on X.

Talks are just one of the pressing questions. Others include the Strait of Hormuz, which the U.S. says is open while Iran insists on a measure of control. The issue led both sides to carry out days of military strikes that appeared on Monday to have ended.

Here's a look at what both sides have said about key sticking points, including the ongoing fighting in Lebanon, and why the conf...