The folks in Myanmar apparently have taken issue with how Zuckerberg referred to FB's "tools" and "systems" for detection of hate speech in his Vox interview. They sent him a letter:
https://www.nytimes.com/2018/04/05/technology/zuckerberg-fac...
https://www.nytimes.com/2018/04/05/technology/zuckerberg-fac...
If you believe people have the right to private communication, there's nothing a technology company can do to fix social problems like this, you need social measures, international pressure and so on.