TikTok has been one of the most popular apps in the world for nearly half a decade now. It has fundamentally reshaped the way millions of people consume content on the web, but all of that attention has (rightfully) also warranted concern from officials. In some countries, such as India, TikTok has already been banned for years.

Now, things have finally come to a head, with the United States House of Representatives finally passing a bill to force TikTok to sell or shut down in the US. If you haven’t been following the whole story, we’ve broken down everything you need to know about the TikTok ban, the reasons behind it, and the full timeline so far.