Justices will consider whether tech giants can be sued for allegedly aiding ISIS terrorism

In 2015, ISIS conducted a series of coordinated attacks around Paris that killed 130 people and wounded nearly 500 more. Two years later, 39 people were killed in an ISIS attack on an Istanbul nightclub during the early hours of New Year’s Day. This week, the Supreme Court will hear oral arguments in a pair of cases arising from the attacks. The justices’ decisions in Gonzalez v. Google and Twitter v. Taamneh could reshape legal liability for some of the nation’s largest technology companies.

Gonzalez v. Google

The question at the center of Gonzalez, which...