Wine is now an international creation, with lots of bottles moving around the globe every year. Hundreds of grape types are full-grown all around the world, some doubtful and some international. Many are combined in altered ways; some wines can contain 13 different varietals in the blend.
Each country and area will have its own favorites, usually the local wine! In the US Californian wines are established. In France, they would never dream of drinking anything foreign. You can navigate here https://michaelasimosblog.wordpress.com/about/ to know about wines.
Here in the UK, we are famous for the coverage of wine available to us in the shops. Being a very small wine producer England has always been a main universal importer. In fact, England can be careful the discoverer of the international wine trade.
If you want a particular type of wine, then you can possibly find it. Obviously, the more rare wines will be harder to find and some might not be commercially feasible in the UK. Georgian and Moravian wines are hard to find but most normal tastes will be catered for.
Some people worry that modified wine might not be good quality. They think that as it hasn’t got a proper label, it might be vinegar!
Well, there is always the minor risk of a suspect supplier in all industries, but they wouldn’t stay in commercial long! Just check that your supplier knows about wine and gives you a description of the wine.