They had a special visa in the past; we're talking about 30 years ago. They had a special visa that was issued by the embassies of a lot of countries, which was granted to past protesters so they could leave. Of course, I'm not going to discuss in public the kinds of details of those visas. That was done in the past, and I'm sure there are records about how they were able to do that.
On November 9th, 2020. See this statement in context.