[hansitomani]

But that would mean that your API should return a country specific result to be accurate.

[AdrianoKF]

Which is precisely what for example Mapbox does - they allow consumers to specify a worldview, which adjusts borders and other geographic features based on the specified culture: https://docs.mapbox.com/help/glossary/worldview/

[jaakl]

They dont have Serbian one to resolve this issue. Or even more relevant ones like Russia (remember Crimea).