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,
Geography of Zambia Zambia has signed, but not ratified, the Kyoto Protocol This is a list of the extreme points of Zambia, the points that are farther north, south, east or west than any other location. Geography of Zambia Zambia is a landlocked country located in Southern Africa, to the east of Angola. It has a total area of 752 618 square kilometres (slightly larger than France), of which 9 220 km² are water. Zambia has a total of 5 664 km of land boundaries, and it borders: Angola for 1,110 km, Democratic Republic of the Congo for 1,930 km, Malawi for 837