Recent US-Iran diplomatic signals, including President Trump's October 8 announcement of no attacks on Iran before the November 3 midterms amid "productive" talks, represent the main near-term stabilizer for the ceasefire. This follows repeated breakdowns of the June 2026 Islamabad Memorandum of Understanding, which aimed to reopen the Strait of Hormuz, lift blockades, and launch 60-day nuclear negotiations but faced violations, proxy clashes in Lebanon, and Iranian rejections of proposals. Shipping through Hormuz remains at multi-month lows amid mutual accusations, while mediators pursue phased deals on enrichment limits and sanctions relief. US midterm timing and potential Israeli actions continue to shape escalation risks and any extension of the truce.