You forgot to mention Philippines they also have accepted bitcoin as a form of payment although they have put some regulations but bitcoin is still progressing and also other countries will recognize it once they see the benefits of crypto currency as a form of payment and asset. Slowly and surely many crypto related businesses are starting up from institutional investors and merchants around the globe.
Bitcoin is accepted gradually now more than in the past, so as we can see almost all countries around the world know and understand how benefit that this digital currency can bring to life. However, these countries which is still taking regulation on bitcoin because maybe the governments dont think that they can control a stable life when this coin is accept legally. Obviously, bitcoin or cryptocurrency is notoriously anonymous and highly volatile. If crypto is accept widespread, many benefits as well as drawbacks affect to many people life. Especially, the high risk in this field can cause a big loss for many people. Also, owning to its anonymity, illegal transaction can occur. Thus, maybe with some reasons above make almost all governments do not accept btc.