EU is currently in the process of making USB-C charging mandatory. Apple is still in denial but they will follow suit eventually, in the EU at least.
It costs quite a bit to have different SKUs around the world, especially when one of the SKUs is for a major market. At some point it becomes more cost efficient to just cut out some of SKUs.
California has the same effect in the US: https://en.wikipedia.org/wiki/California_effect