US President Donald Trump has warned of a major response against Iran after Tehran claimed responsibility for a ballistic missile attack targeting US military facilities in Jordan, escalating tensions between Washington and Tehran. Washigton DC: US President Donald Trump has threatened a strong military response against Iran after Iranian forces launched a ballistic missile attack targeting US positions in Jordan. Trump said US forces intercepted the incoming missiles and claimed American troops had only a short time to respond to the attack. US and Saudi strikes on Iran-backed groups in IraqThe latest escalation follows US-Saudi strikes against Iran-aligned militant groups in Iraq. The situation has increased concerns over a wider regional confrontation involving the US, Iran and allied groups across the Middle East.