The remains of a miniscule community of Dravidian speakers lives in the extreme eastern province of Sistan along the border with Afghanistan.It is important to note that, with some minor exceptions, all ethnic groups living in Iran, whatever their background or primary language, identify strongly with the major features of Iranian culture and civilization.It is perhaps easiest to speak of the various ethnic groups in the country in terms of their first language.
They are related to the term "Aryan" and it is supposed that the plateau was occupied in prehistoric times by Indo-European peoples from Central Asia.
Through many invasions and changes of empire, this essential designation has remained a strong identifying marker for all populations living in this region and the many neighboring territories that fell under its influence due to conquest and expansion.
Many of these peoples reside within the territory of modern Iran.
Outside of Iran, those identifying with the larger civilization often prefer the appellation "Persian" to indicate their affinity with the culture rather than with the modern political state.
Its neighbors are, on the north, Azerbaijan, Armenia, and Turkmenistan; on the east, Pakistan and Afghanistan; and on the west Turkey and Iraq.