The U.S. will reportedly allow Iran to enrich civilian-grade uranium in a proposed nuclear deal, marking a major concession from

The nuclear deal proposal the U.S. gave Iran on Saturday would allow limited low-level uranium enrichment on Iranian soil for a to-be-determined period of time, Axios has learned, contradicting public statements from top officials.

Iran is currently reviewing a formal U.S. nuclear deal proposal as both sides remain deeply divided over uranium enrichment limits and sanctions relief.