In the late 4th century BC, Alexander the Great conquered the region, putting it under Hellenistic Seleucid rule for over two centuries. The Seleucids introduced the Indo-Anatolian and Greek term "Syria" to the region. This name had for many centuries been the Indo-European word for "Assyria" and specifically and only meant Assyria; however, the Seleucids also applied it to The Levant (Aramea, causing both the Assyria and the Assyrians of Iraq and the Arameans and The Levant to be called Syria and Syrians/Syriacs in the Greco-Roman world.