TikTok Sues U.S. Government Over Law Forcing Sale or Ban

TikTok sued the federal government on Tuesday over a new law that would force its Chinese owner, ByteDance, to sell the popular social media app or face a ban in the United States, stoking a battle over national security and free speech that is likely to end up in the Supreme Court.

TikTok said the law violated the First Amendment by effectively removing an app that millions of Americans use to share their views and communicate freely. It also argued that a divestiture was “simply not possible,” especially within the...