 | Ethnic groups:
 | Mainland - native African 99% (of which 95% are Bantu consisting
of more than 130 tribes), other 1% (consisting of Asian, European, and Arab)
|
 | Zanzibar - Arab, native African, mixed Arab and native African |
|
 | Religions:
 | Mainland - Christian 30%, Muslim 35%, indigenous beliefs 35% |
 | Zanzibar - more than 99% Muslim |
|
 | Languages:
 | Kiswahili or Swahili (official) |
 | Kiunguju (name for Swahili in Zanzibar) |
 | English (official, primary language of commerce, administration, and
higher education) |
 | Arabic (widely spoken in Zanzibar) |
 | many local languages |
 | note: Kiswahili (Swahili) is the mother tongue of the Bantu
people living in Zanzibar and nearby coastal Tanzania; although
Kiswahili is Bantu in structure and origin, its vocabulary draws on a
variety of sources, including Arabic and English, and it has become the
lingua franca of central and eastern Africa; the first language of most
people is one of the local languages |
|
 | Legislative capital city - Dodoma (pop. 85,000) |
 | De facto capital city - Dar es Salaam (pop. 1.1 million) |
 | Administrative divisions (25 regions): Arusha, Dar es Salaam, Dodoma, Iringa, Kigoma, Kilimanjaro, Lindi, Mara, Mbeya, Morogoro, Mtwara, Mwanza, Pemba North, Pemba South, Pwani, Rukwa, Ruvuma, Shinyanga, Singida, Tabora, Tanga, Zanzibar Central/South, Zanzibar North, Zanzibar Urban/West, Ziwa Magharibi
|
 | National holiday:
Union Day, 26 April (1964) |
 | Constitution:
25 April 1977; major revisions October 1984 |
 | Legal system: Based on English common law; judicial review of legislative acts limited to matters of interpretation; has not accepted compulsory ICJ jurisdiction
|
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