Tanzania officially the United Republic of Tanzania, is a large country in Eastern Africa within the African Great Lakes region. Parts of the country are in Southern Africa. It is bordered by Kenya and Uganda to the north; Rwanda, Burundi, and the Democratic Republic of the Congo to the west; Zambia, Malawi, and Mozambique to the south; and by the Indian Ocean to the east. Kilimanjaro, Africa's highest mountain, is in northeastern Tanzania.
Tanzania's population of 51.82 million is diverse, composed of several ethnic, linguistic and religious groups. its official capital city has been Dodoma, where the President's Office, the National Assembly, and some government ministries are located.Dar es Salaam, the former capital, retains most government offices and is the country's largest city, principal port, and leading commercial centre.