United States & Saudi Arabia — Ministry of Defense (Saudi Arabia)

United States: Led joint strikes with Saudi Arabia against Iran-backed militias in Iraq and intercepted Iranian missiles. Faces escalating conflict and domestic political pressure.

Saudi Arabia — Ministry of Defense (Saudi Arabia): Confirmed strikes and intercepted drones. Warned of response to aggression.

United States: The United States is not listed as a founding member but has significant naval presence in the region. Its support or participation could be crucial for the coalition's success, though not explicitly mentioned.

Saudi Arabia — Ministry of Defense (Saudi Arabia): The Saudi Arabia — Ministry of Defense (Saudi Arabia) is the lead organizer of the coalition, announcing the initiative and coordinating the meeting. It will likely play a central role in the alliance's command structure.