A report on East Africa

Companies that have moved from the Central Business District to Upper Hill include Citibank, and in 2007 Coca-Cola began construction of their East and Central African headquarters in Upper Hill, cementing the district as the preferred location for office space in Nairobi.

While talking about the trade of enslaved people in East Africa in his journals, David Livingstone said "To overdraw its evil is a simple impossibility."

After 1175 AD, rebuilding in a more solid form began, and ever since Aden became a popular city attracting sailors and merchants from Egypt, Sindh, Gujarat, East Africa and even China.

This suggests that, rather than arising in East Africa approximately 200,000 years ago, modern humans may have been present across the length of Africa 100,000 years earlier.

Menouthias is an ancient trading town most commonly identified with either Pemba Island, Mafia Island or Zanzibar in Tanzania or East Africa, that existed from at least 50 B.C. Along with Rhapta and Azania, the settlement is mentioned in early Greek writings, such as the Periplus of the Erythraean Sea, which describes Rhapta as "the last marketplace of Azania", two days' travel south of the Menouthias islands.

The south was held to be more similar to the other east-African colonies – Kenya, Tanganyika, and Uganda – while northern Sudan was more similar to Arabic-speaking Egypt.

During the First World War, the railways were used to transport troops and grain to the ports of Bombay and Karachi en route to Britain, Mesopotamia, and East Africa.

In the second half of the 19th century, the Merina had begun to import slaves from East Africa.