The US, for one. In order to have a national language, it has to be written somewhere that an official national language exists. In the US there isn't any statement defining a national language. In addtion there are countries with more than one national language (Belgium, Switzerland for example).
National language refers to the mother tongue of your country or the one proclaimed by your country's law. Second language is a language which is next to your mother tongue in functionality. It is usually promulgated by your country's education law which promotes the use of it in education, society, and in business. A country can have one national language and many other languages as secondary languages.
No country, as hindi is derived from the ancient language of sanskrit which originates only from India. However Hindi is not a national language in India.
The second main national language varies depending on the country in question. Could you please specify which country you are referring to?
latin is no longer spoken as a national language. It was the language of ancient Rome
Malaysia
Brazil
Normally, the main language is the official language in a country. In countries without an official language, such as the United States, the main language is called the national language.
English is the language of Tasmania, as it is part of the country of Australia where English is the national official language.
Usually their native language or the national language, depending on which country in America you are referring to.
An official language is a language that has been declared by a government to be the language of the governed nation. A national language is a language that is spoken by the majority of the people within a nation.
It is usually better to study a country's national language because it is often more widely spoken and understood by the local population. However, studying a country's official language can also be beneficial, especially for official documents and business interactions. Ultimately, it depends on the specific country and your travel needs.