1 April 1979 (Islamic Republic of Iran proclaimed)
29 June 1976 (from UK)
Religions
Muslim 98% (Shia 89%, Sunni 9%), other (includes Zoroastrian, Jewish, Christian, and Baha'i) 2%
Roman Catholic 82.3%, Anglican 6.4%, Seventh Day Adventist 1.1%, other Christian 3.4%, Hindu 2.1%, Muslim 1.1%, other non-Christian 1.5%, unspecified 1.5%, none 0.6% (2002 census)
Languages
Persian and Persian dialects 58%, Turkic and Turkic dialects 26%, Kurdish 9%, Luri 2%, Balochi 1%, Arabic 1%, Turkish 1%, other 2%
Creole 91.8%, English 4.9% (official), other 3.1%, unspecified 0.2% (2002 census)
Exports
petroleum 80%, chemical and petrochemical products, fruits and nuts, carpets
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
Seychelles rupees (SCR) per US dollar - 8 (2008 est.), 6.5 (2007), 5.5 (2006), 5.5 (2005), 5.5 (2004)
Military Budget as percentage of GDP
2.500%
2.000%
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
archipelago in the Indian Ocean, northeast of Madagascar
Area
1,648,195 km sq
455 km sq
Coastline
2,440 km
491 km
Climate
mostly arid or semiarid, subtropical along Caspian coast
tropical marine; humid; cooler season during southeast monsoon (late May to September); warmer season during northwest monsoon (March to May)