Not a bad quiz but it might benefit from a bit more time as it includes non-independent regions, which is fine. I never run out of time in Jetpunk quizzes but when time ran out I was still half way through thinking of the more obscure regions in the Caribbean and Pacific. these.
I checked the wikipedia page and indeed noticed Netherlands Antilles, which is strange since they haven't been a country in the Kingdom of the Netherlands for quite a while now. Perhaps the wikipedia page hasn't been updated.
Curaçao and the other islands succeeded the Netherlands Antilles, that hence no longer exists as a single entity.
Also no countries in the Mediterranean here
singapore
Curaçao and the other islands succeeded the Netherlands Antilles, that hence no longer exists as a single entity.