Iran has issued a direct warning in response to renewed pressure from President Donald Trump over a nuclear agreement, saying its military is prepared to retaliate immediately against any perceived aggression. In a development that echoes recent political standoffs like GOP lawmakers drawing a hardened stance on funding negotiations in Washington this week, Tehran’s comments underscore its refusal to back down amid what it views as mounting military pressure from Washington. The exchange follows a fresh warning from President Trump earlier this week as U.S. naval forces began moving toward the Middle East. The rhetoric has shifted from pressure to direct threatsPresident Trump issued his warning via Truth Social, describing a large U.S. naval armada en route to the region. The valuable lessons learned from the 12-Day War have enabled us to respond even more strongly, rapidly, and… pic.twitter.com/kEuj0dmBaK — Seyed Abbas Araghchi (@araghchi) January 28, 2026Iran’s response was swift.