This is what I see. Estonian Google (possibly EU-wide?) shows 'Gulf of Mexico (Gulf of America)'. In Estonian, 'Mehhiko laht (Ameerika laht)'.
I don't see why any European version of Maps needs to show the American name at all.
https://www.google.com/maps/place/Mehhiko+laht+(Ameerika+lah...
This is what I see. Estonian Google (possibly EU-wide?) shows 'Gulf of Mexico (Gulf of America)'. In Estonian, 'Mehhiko laht (Ameerika laht)'.
I don't see why any European version of Maps needs to show the American name at all.
https://www.google.com/maps/place/Mehhiko+laht+(Ameerika+lah...