1 April 1979 (Islamic Republic of Iran proclaimed)
Religions
Muslim 98% (Shia 89%, Sunni 9%), other (includes Zoroastrian, Jewish, Christian, and Baha'i) 2%
mainland - Christian 30%, Muslim 35%, indigenous beliefs 35%; Zanzibar - more than 99% Muslim
Languages
Persian and Persian dialects 58%, Turkic and Turkic dialects 26%, Kurdish 9%, Luri 2%, Balochi 1%, Arabic 1%, Turkish 1%, other 2%
Kiswahili or Swahili (official), Kiunguja (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; it has become the lingua franca of central and eastern Africa; the first language of most people is one of the local languages
Exports
petroleum 80%, chemical and petrochemical products, fruits and nuts, carpets
External Debt
$9,452,000,000 $
Exchange Rate
Iranian rials (IRR) per US dollar - 9,142.8 (2008 est.), 9,407.5 (2007), 9,227.1 (2006), 8,964 (2005), 8,614 (2004) note: Iran has been using a managed floating exchange rate regime since unifying multiple exchange rates in March 2002
Military Budget as percentage of GDP
2.500%
Beijing Olympics Medal Count
2
0
Location
Middle East, bordering the Gulf of Oman, the Persian Gulf, and the Caspian Sea, between Iraq and Pakistan
Eastern Africa, bordering the Indian Ocean, between Kenya and Mozambique
Area
1,648,195 km sq
947,300 km sq
Coastline
2,440 km
1,424 km
Climate
mostly arid or semiarid, subtropical along Caspian coast
varies from tropical along coast to temperate in highlands