Mary Ellen O'Connell

Notre Dame Law School

Phone
574-631-7953
Email
MaryEllenOConnell@nd.edu
Website

Robert and Marion Short Professor of Law, Research Professor of International Dispute Resolution, Kroc Institute for International Peace Studies

  • International law
  • International legal regulation of the use of force
  • Conflict and dispute resolution

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O'Connell’s Latest News

O'Connell in the News

Biden risks killing more civilians with drone strikes in Afghanistan as part of his 'over-the-horizon' strategy, experts warn

"Not only do remote pilots have only a vague idea in most cases who they are killing, now that the war is over in Afghanistan, it will be virtually impossible to use drone strikes legally," Mary Ellen O'Connell, Notre Dame Law School professor and expert on international law in relation to the use of force, told Insider.

COVID-19 vaccination does not violate the Nuremberg Code

The Nuremberg principles that Key alludes to are not part of U.S. law; they refer to a treaty agreed to after World War II to prosecute individuals for war crimes, and crimes against humanity, said Mary Ellen O’Connell, a law professor at the University of Notre Dame School of Law.

Expert: Taliban takeover inevitable, a multi-administration failure

Despite the poorly planned exit, Mary Ellen O’Connell says this was a multi-administration failure three presidents in the making.

Five militiamen killed in U.S. airstrikes in Iraq, Syria

Mary Ellen O'Connell, a professor at Notre Dame Law School, has criticized the U.S. attacks as a violation of international law.

Planet America

Mary Ellen O'Connell, law, speaks with Australian Broadcasting Corporation. (starting at 15:00)

Rockets strike Iraqi base housing US troops ahead of Pope Francis visit

Mary Ellen O’Connell, a professor of law at the University of Notre Dame and an expert on the use of military force, said in emailed comments that the attacks in Iraq "demonstrate the danger and illegality of deploying force for deterrence."

Militia official: US strike in Syria kills 1, wounds several

Mary Ellen O’Connell, a professor at Notre Dame Law School, criticized the U.S. attack as a violation of international law.

First US military action under Biden draws criticism

Mary Ellen O’Connell, a professor at Notre Dame Law School, criticised the US attack as a violation of international law.

US launches air strikes against Iran-linked militias in Syria

Mary Ellen O’Connell, an expert in the lawful use of force at the University of Notre Dame, described the act as a “grave violation of international law”, saying the US had no right to target Syrian soil in reprisal for an act committed in Iraq.

Unpacking the fine print of Biden's declaration about the war in Yemen

I spoke about Biden's announcement on Yemen with Mary Ellen O'Connell, a professor at the University of Notre Dame Law School and a research professor of international dispute resolution at Notre Dame's Kroc Institute for International Peace Studies.

US bombs facilities in Syria used by Iran-backed militia

Mary Ellen O’Connell, a professor at Notre Dame Law School, criticized the U.S. attack as a violation of international law.

Why Democrats are blasting Biden’s attack against Iranian proxies in Syria

Mary Ellen O’Connell, a professor at Notre Dame and co-author of Self-Defense Against Non-State Actors, told me she agrees that the president should come to Congress when there is time to seek authorization.