Report 20210629A


June 29, 2021


Joe Biden (Current Term)


Syria Iraq

Was 4(a)(1) Triggered? (Hostilities/Imminent Hostilities)

Yes, described in/inferred from report

Was 4(a)(2) Triggered? (Combat- Equipped Introduction)

No, as described in/inferred from report

Was 4(a)(3) Triggered? (Substantial Enlargement)

No, as described in/inferred from report

Joint/Coalition Mission


Article 51 Report to UN


Details: S/2021/614


Respond to threat

Details: "I directed the June 27 strikes in order to protect and defend the safety of our personnel, to degrade and disrupt the ongoing series of attacks against the United States and our partners, and to deter the Islamic Republic of Iran and Iran-backed militia groups from conducting or supporting further attacks on United States personnel and facilities."

Domestic Legal Authority

Constitution (Art. II)

Details: "I directed this discrete military action consistent with my responsibility to protect United States citizens both at home and abroad and in furtherance of United States national security and foreign policy interests, pursuant to my constitutional authority to conduct United States foreign relations and as Commander in Chief and Chief Executive"

Claimed International Legal Basis


Details: "The United States took this necessary and proportionate action consistent with international law, and in the exercise of the United States’ inherent right of self-defense as reflected in Article 51 of the United Nations Charter."

Estimated Scope/Duration

Scope/duration specified

Details: "on June 27, 2021, United States forces conducted targeted strikes"

Type of Enemy or Mission

Non-state actor

Details: "Iran-backed militia groups"

Military Activity

Air operations

Details: "United States forces conducted targeted strikes against facilities at two locations in Syria and one location in Iraq near the Iraq-Syria border"

US Casualties Reported


Details: Militia attacks "against United States personnel and facilities in Iraq... have escalated in recent months;" "these attacks have injured and threatened the lives of United States and Coalition personnel."

Non-US Casualties Reported