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Iran Rejects U.S. Peace Plan as Conflict Expands to New Proxy Fronts

Tehran rejects a 15-point U.S. peace proposal as regional mediators struggle to de-escalate widening proxy strikes and missile facility raids.

March 30, 2026 at 5:30 PM

Diplomatic efforts to resolve the U.S.-Iran conflict faced a setback today after Tehran’s foreign ministry formally rejected a 15-point peace plan proposed by the Trump administration. While President Trump characterized progress as moving 'extremely well,' Iranian officials dismissed the demands as 'excessive.' Simultaneously, Iran's Parliamentary Speaker Mohammad Bagher Ghalibaf issued a stern warning, threatening to target U.S. troops if ground operations proceed. On the military front, the conflict has widened with the first Houthi missile attack on Israel, occurring shortly after additional U.S. Marines arrived in the region. A U.S.-Israeli coalition has significantly intensified its air campaign, targeting 29 missile launch bases and four production facilities. These strikes signify a strategic shift toward degrading Iran’s ballistic infrastructure rather than focusing solely on energy or industrial assets. The instability is fueling broader concerns regarding nuclear proliferation. Following the expiration of New START and the transition of power in Tehran to the perceived hardliner Mojtaba Khamenei, analysts warn of a potential 'domino effect' in the Middle East. With U.S. THAAD batteries being redeployed from South Korea to the region, neighboring states are reportedly questioning long-term security guarantees, increasing pressure on a regional mediation bloc led by Pakistan, Egypt, and Turkey to secure a ceasefire.

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