Because England and Viet Nam are different countries. The culture of each country is different. Therefore, we want to know the difference of the two country.
Because the United Kingdom and Vietnam are different. A gastronomic culture of each country is different. So we want to know the difference between the two countries.
Because food in England and Vietnam are different. The eating culture of each country is different. So we want to know the difference of 2 this country.