A federal appeals court in Washington began hearing oral arguments on Monday in a high-stakes legal challenge against a law that could ban TikTok in the United States. The legislation, signed into law earlier this year, requires TikTok's parent company, ByteDance, to divest its U.S. assets by January or face a nationwide prohibition. Attorneys for TikTok argue the law violates the First Amendment rights of its 170 million American users and represents an unprecedented government overreach. Conversely, the Department of Justice maintains that the law addresses critical national security concerns regarding data privacy and potential foreign influence. Legal analysts indicate that the ruling will likely be appealed to the Supreme Court, with the final decision expected to shape the future of digital speech and international tech regulation.