The ancient roots of the Iranian identity lie in the Eurasian steppe
Long before the modern borders of Iran were drawn, a diverse collection of Indo-European tribes expanded across the vast Eurasian Steppe. From the invention of the chariot to the linguistic legacy of the word 'Arya', the story of the Iranian peoples is one of massive migrations and profound cultural shifts.
The origins of the Iranian peoples can be traced to the mid-2/nd millennium BC, when Proto-Iranian groups emerged as a distinct branch of the Indo-Iranians in Central Asia [S1:p2]. This expansion was likely driven by the Sintashta culture (c. 2100–1800 BC), a Bronze Age society in the northern Eurasian steppe known for its intense copper mining and the production of some of the world's earliest known chariots [S1:p30, S1:p32]. These early groups eventually formed the broader Andronovo horizon, a collection of related cultures that flourished between 1800 and 900 BC [S1:p34].
The term 'Arya' served as a powerful collective identifier for these ancient peoples, denoting a shared ethnic stock, language, and religious tradition centered on the cult of Ohrmazd [S1:p24]. In the 6th century BC, the Bistun Inscription of Darius the Great explicitly used 'arya' to describe his language and ethnic background [S1:p12, S1:p17]. While the term 'Aryan' has different connotations in Sanskrit, in the Old Iranian context, it was strictly an ethnic designation [S1:p11].
Over millennia, the Iranian-speaking territory underwent significant transformations. By the 1st millennium AD, the vast settlement areas of the steppes and deserts were reduced by the expansion of Slavic, Germanic, Turkic, and Mongolic peoples [S1:p4]. Today, the Iranian-speaking peoples—including the Persians, Kurds, Lurs, and Baloch—span a region known as 'Greater Iran,' stretching from the Caucasus to the Persian Gulf and from Anatolia to western Xinjiang [S1:p4].
Source: Iranian peoples
