Sosa v. Alvarez-Machain

On June 29, 2004, two decades ago, the Supreme Court decided Sosa v. Alvarez-Machain, recognizing an implied cause of action under the Alien Tort Statute (ATS) for violations of human rights norms that are generally accepted and specifically defined. In this post, I look back at Sosa and discuss what has happened in ATS litigation during…