With every new round of attacks raising political cost of compromise, analysts warn the window for peace may be closing.

"The principle of the matter is clear: mediators are working and trying to prevent tension from escalating," Baghaei explained.

DUBAI, July 20 (Reuters) - Mediators have passed Iran a proposal to de-escalate the war with the U.S. that would offer a 10-day ceasefire to find ways to revive an interim deal…

A senior Iranian official told Reuters on Monday that Tehran had received a proposal from mediators for a 10-day ceasefire in an effort to salvage the interim deal, intended to…