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. Kilimanjaro, Africa's highest mountain, is in northeastern Tanzania.

Tanzania is diverse, composed of several ethnic, linguistic, and religious groups. Tanzania is a presidential constitutional republic, and since 1996, its official capital city has been Dodoma, where the President's Office, theNational 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.