Where the US TikTok Ban Stands After Trump’s Order: QuickTake

Upon reentering the Oval Office, one of the first items on President Donald Trump’s agenda was to grant a stay of execution for TikTok.

Under a law passed by Congress, the popular video app was facing a nationwide ban starting Jan. 19, having failed to divest its US operations from its China-based owner to ease national security concerns. But a day later, Trump intervened, signing an executive order designed to delay enforcement of that law and give TikTok’s parent company, ByteDance Ltd., more time to find a buyer.

Whether the order is valid is an open question, as ...