The Supreme Court announced it will take up whether a law that could ban TikTok nationwide violates the First Amendment, setting the stage for a fast-paced, high-stakes battle over free speech.

Members of Congress had raised national security concerns about TikTok due to its ownership by ByteDance, which is based in China.

The Nevada Supreme Court has upheld a decision from Clark County District Court, which denied TikTok’s petition to dismiss the case brought against it by the Nevada attorney general, in an opinion ...