“Iran’s missile capabilities and defense are not containable or permission-based,” Shamkhani wrote.By World Israel News StaffA senior political advisor to Iran’s Supreme Leader Ayatollah Ali Khamenei, Ali Shamkhani, issued a forceful warning on Monday, declaring that Iran would respond decisively to any military aggression following comments by President Donald Trump supporting possible Israeli strikes.In a message posted on X in several languages, including Hebrew and English, Shamkhani emphasized that Iran’s military doctrine is designed to act before threats fully materialize and without external constraint.“Under Iran’s defense doctrine, responses are set before threats materialize. Iran’s missile capabilities and defense are not containable or permission-based,” Shamkhani wrote. “Any aggression will face an immediate harsh response beyond its planners’ imagination.”Under Iran’s defense doctrine, responses are set before threats materialize. Iran’s #Missile_Capability and defense are not containable or permission-based. Any aggression will face an immediate #Harsh_Response beyond its planners’ imagination.— علی شمخانی (@alishamkhani_ir) December 29, 2025Shamkhani’s remarks came after Trump said he would “absolutely” support Israeli military action against Iran, citing concerns that Tehran may be attempting to rebuild its missile and nuclear capabilities following recent strikes.Speaking alongside Prime Minister Benjamin Netanyahu, Trump warned that any renewed Iranian buildup would be met with overwhelming force, adding that continued missile development would trigger a rapid response.Trump later reiterated his warning during a second press conference, suggesting Iran may be attempting to rearm at alternative locations and stressing that U.S. intelligence was closely tracking Iranian activity.The exchange reflected a sharp escalation in rhetoric between Tehran, Washington, and Jerusalem, as Iran issued explicit deterrent warnings and the prospect of military confrontation once again looms over the region.The post Iran threatens ‘immediate harsh response’ after Trump warning appeared first on World Israel News.