The United States has played a leading role in fighting the Islamic State, but now it must prepare for the fights that will take place at negotiating tables and reconciliation conferences. Iraqis recogni...

On Monday, April 3, the Supreme Court agreed to hear a new Alien Tort Statute case, Jesner v. Arab Bank, No. 16-499.

One of the stranger dramas in information security may now be over. On Saturday, apparently in protest at President Trump’s missile strike on Syria, the group that calls itself the Shadow Brokers dumped ...

Many norms of international law, especially international human rights law, are widely violated. The international legal system as a whole may suffer as result.

Last month I attended an outstanding workshop at the University of Pennsylvania’s newly-established Perry World House on a topic that (as far as I can tell) has not received the attention it should: the ...

Editor’s Note: Trump's election and subsequent "malevolence tempered by incompetence" have frightened foreign-policy professionals and many concerned Americans. With all the focus on Trump, however, many...

With six hours to spare before the 48-hour deadline in section 4 of the War Powers Resolution, the White House has sent the President's report to Congress on Thursday evening's missile attacks on Syria. ...

Emory University School of Law's Laurie R. Blank (who heads Emory's International Humanitarian Law Clinic) is a leading and prolific scholar and practitioner in the field of the law of armed conflict (an...

Assume for a moment that the Trump Administration determined, like its predecessor, that there was no clear Congressional authorization or international legal justification to support using military forc...

In its public statements and actions, the Chinese government consistently has supported a restrictivist reading of the U.N. Charter that limits the use of military force against another state to situatio...

This afternoon, we published an op-ed in the Washington Post explaining some of the basics of "unmasking" in an effort to offer a bit of context to the headlines. While it is written for a general intere...

With one exception, I agree with Jack’s post on the OLC perspective on the constitutionality of President Trump’s Syria strike. Jack writes about Trump's strike:

Historic Summit Could Impact South China Sea for Years to Come Photo: @POTUS

As the Lawfare readership knows, the United States and its NATO allies relied on a series of factors in 1999 to argue that NATO’s intervention in Kosovo was legitimate. They used these factors to justif...