Iran announced on May 21, 2026 that the latest American peace proposal has narrowed the gaps between the two warring sides, raising cautious hopes for a formal end to the 11-week conflict. Negotiators led by U.S. envoys Steve Witkoff and Jared Kushner are working through Pakistan to finalize a 14-point memorandum of understanding. Oil prices remain above $100 a barrel as markets watch the talks closely.

Science · May 21 · L1-L4