1 April 1979 (Islamic Republic of Iran proclaimed)
6 March 1957 (from UK)
Religions
Muslim 98% (Shia 89%, Sunni 9%), other (includes Zoroastrian, Jewish, Christian, and Baha'i) 2%
Christian 68.8% (Pentecostal/Charismatic 24.1%, Protestant 18.6%, Catholic 15.1%, other 11%), Muslim 15.9%, traditional 8.5%, other 0.7%, none 6.1% (2000 census)
Languages
Persian and Persian dialects 58%, Turkic and Turkic dialects 26%, Kurdish 9%, Luri 2%, Balochi 1%, Arabic 1%, Turkish 1%, other 2%
Asante 14.8%, Ewe 12.7%, Fante 9.9%, Boron (Brong) 4.6%, Dagomba 4.3%, Dangme 4.3%, Dagarte (Dagaba) 3.7%, Akyem 3.4%, Ga 3.4%, Akuapem 2.9%, other 36.1% (includes English (official)) (2000 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
cedis (GHC) per US dollar - 1.1 (2008 est.), 0.95 (2007), 9,174.8 (2006), 9,072.5 (2005), 9,004.6 (2004) note: in 2007 Ghana revalued its currency with 10,000 old cedis equal to 1 new cedis
Military Budget as percentage of GDP
2.500%
1.700%
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
Western Africa, bordering the Gulf of Guinea, between Cote d'Ivoire and Togo
Area
1,648,195 km sq
238,533 km sq
Coastline
2,440 km
539 km
Climate
mostly arid or semiarid, subtropical along Caspian coast
tropical; warm and comparatively dry along southeast coast; hot and humid in southwest; hot and dry in north