Your best example of European integration is electric plugs?
USB-C!
How about tap water has to be drinkable in every EU country
Many non-eu countries have drinkable tap water, not sure how representative of "integration" this rule is.
USB-C!
How about tap water has to be drinkable in every EU country
Many non-eu countries have drinkable tap water, not sure how representative of "integration" this rule is.