The Ossetians or Ossetes (Ossetian: ир, ирæттæ, ir, irættæ; дигорæ, дигорæнттæ, digoræ, digorænttæ) are an Iranian ethnic group of the Caucasus Mountains, indigenous to the region known as Ossetia.They speak Ossetic, an Iranian language of the Eastern branch of the Indo-European languages family, with most also fluent in Russian as a second language.The Ossetians are mostly Eastern Orthodox Christian, with a Muslim minority.The Ossetians mostly populate Ossetia, which is politically divided between North Ossetia–Alania in Russia, and South Ossetia, which since the 2008 South Ossetia war has been de facto independent from Georgia.