Nairobi Nairobi is the 10th-largest city in Africa, including the population of its suburbs. Home to thousands of Kenyan businesses and over 100 major international companies and organisations, including the United Nations Environment Programme (UN Environment) and the United Nations Office at Nairobi (UNON), Nairobi is an established hub for business and culture. The Nairobi Securities Exchange (NSE) is one of the largest in Africa and the second-oldest exchange on the continent. It is Africa's fourth-largest exchange in terms of trading volume, capable of making 10 million trades a day. Nairobi is found within the Greater Nairobi Metropolitan region, which consists
History of Nairobi plague and the subsequent burning down of the original town. By 1905, Nairobi was a humming commercial center and replaced Mombasa as capital of the British East Africa. The city expanded, supported by the growth in administrative functions and in tourism, initially in the form of British big game hunting. As the British colonialists explored the region, they began using Nairobi as their first stop. This prompted the colonial government to build several grand hotels in the city for British tourists and big game hunters. Nairobi continued to grow under British rule, and many Britons settled within the city's suburbs.