The only country that meets this description is the United States
India and Bangladesh. Their national anthems are in Bengali language which is not their national language.
Some countries that do not have an official language include the United States, Australia, and Brazil. These countries have diverse populations with multiple languages spoken, so they do not designate one as the official language at the national level.
Hindi is not a national language of any country other than India. However, it is spoken by minority populations in various countries and is recognized as a minority language in Fiji.
Germany and Austria are the two countries where German is the national language. Additionally, German is one of the official languages in Switzerland, Luxembourg, and Liechtenstein.
The countries that have English as their national language include the United Kingdom, the United States, Canada, Australia, Ireland, and New Zealand.
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Africa is not a nation, as such cannot have a national language... however the most spoken languages in Africa are:EnglishArabicFrenchSwahiliAfrica is a continent, not a country. It has no national language, but most of the countries in Africa do.
There are four continents that are home to countries whose official language (at least one official language) is Spanish. Europe: Spain North America: Mexico South America: many countries! Africa: Equatorial Guinea
Some countries with French as their national language include France, Canada, Belgium, Switzerland, and several countries in Africa such as Senegal, Ivory Coast, and Madagascar.
There is no country that does not have a national language. Every country typically designates one or more official languages as the language(s) used for government purposes and communication with citizens.
No, Portuguese is not the national language of the UK. The national language of the UK is English. Portuguese is the official language of Portugal and is also spoken in countries like Brazil and Mozambique.
The whole area of what is now northeastern France, Belgium, and the Netherlands has been fought over and changed hands many times in past centuries, so the language and ethnicity of the local populations in several parts has little connection with national boundaries. You find the same all over Europe - pockets of people speaking different languages from the 'national' languages of their countries.