The justices will review a law that would effectively shut down TikTok in the United States this month unless the company divests from Chinese ownership.

The Supreme Court will consider the landmark TikTok ban, balancing free speech and national security over ByteDance’s Chinese ownership risks.

In a collision between free speech and national security, the Supreme Court will hear arguments over the fate of TikTok, a digital age cultural phenomenon that roughly half the U.S. population uses for entertainment and information.