“Declaration of war” — Iran’s Foreign Minister Abbas Araghchi formally called the Israeli strikes a “declaration of war” in a letter to the UN Security Council and urged them to act .
Invoking Article 51 — Tehran stated its retaliation is “legal and legitimate” under Article 51 of the UN Charter, making clear it reserves the right to defend itself
Military Response
Drone retaliation — Iran launched over 100 drones toward Israel, most of which were intercepted by Israeli defenses.
Harsh reprisals vowed — The Islamic Revolutionary Guard Corps (IRGC) warned Israel “will pay a heavy price” and must expect “harsh and regrettable revenge”.
Supreme Leader’s warning — Ayatollah Ali Khamenei called the strikes a “crime” and said Israel should “expect severe punishment”.
Domestic Measures
Internet blackout — Iran imposed nationwide internet restrictions following the attacks; authorities say it will be lifted once the situation stabilizes.
Casualties and leadership losses — The strikes reportedly killed senior commanders, including IRGC head Hossein Salami, prompting reshuffling of military leadership.
Diplomatic Action & Global Implications
Calling the UN to respond — Iran urged the UN Security Council to condemn Israel's actions and enforce measures.
Blaming the U.S. — Tehran accused the U.S. of complicity in the strikes, claiming American coordination makes it responsible for the consequences.
Regional tension escalates — The attack disrupted airspace across multiple countries, spurred international calls for de-escalation, and sparked diplomatic uproar.
What to Watch Next:
Possible further drone/missile exchanges between Iran-proxies (e.g., Hezbollah, Houthis) and Israel.
UN Security Council steps — will any resolution or sanctions emerge?
Regional alignment — will global and regional actors push for restraint or back Iran?