Romanian people; sometimes is used the provincial word Moldavians.
a moldovian
Do people out of Moldova are so stupid
Also Molldova, or Basarabia.
The population density of Moldova Nouă is 97 people per square kilometer.
you call it oxforders
Maltese
Californians
People who live in Germany are called Germans
I imagine lots of people do it around the UK that live near towns, for instance I live near enough birmingham for people to call it town, and my cousins who live near Manchester and call that town too.
Moldova was not discovered, Moldova is an old province of Romania (I understand Moldova from today Romania plus Republic of Moldova). Moldova has inhabitants from paleolithic.
All three phrasings are correct, but they may have slight differences in use and connotation. "What do you call" is more common for asking about the name or title of something, while "How do you call" can be used in a similar way but might suggest a method or process of naming. Both can be suitable when asking about the name of people in France.
the alabogians
The people of Moldova (excepting invaders minorities as Ukrainians, Russians, Bulgarians and Gagauzes) speak the Romanian language - a language of Latin origin. The culture of Republic of Moldova is a Romanian culture with some bad Russian influences.