Official language to the government in their native languages. In countries that do not formally designate an official language, a "de facto" national language usually evolves. English is the most common official language, with recognized status in 51 countries. Arabic, French, and Spanish are also widely recognized. An official language that is also an indigenous language is called "endoglossic", one that is not indigenous is "exoglossic". An instance is Nigeria which has three endoglossic official languages. By this the country aims to protect the indigenous languages although at the same time recognising the English language as its lingua franca. Around 500 BC,
Official language lists 22 languages, which have been referred to as scheduled languages and given recognition, status and official encouragement. In addition, the Government of India has awarded the distinction of classical language to Tamil, Sanskrit, Kannada, Telugu, Malayalam and Odia. On 19 July 2018, the Knesset passed a basic law under the title , which defines Hebrew as "the State's language" and Arabic as a language with "a special status in the State" (article 4). The law further says that it should not be interpreted as compromising the status of the Arabic language in practice prior to the enactment of the