Bactria-Margiana Archaeological Complex (Oxus Civilization)

The Bactria-Margiana Archaeological Complex (BMAC), also called the Oxus Civilisation, was a Middle Bronze Age urban culture that flourished c.

2250-1700 BCE across the oasis lands of the upper Amu Darya (Oxus) River in southern Central Asia, spanning parts of present-day Turkmenistan, Afghanistan, Uzbekistan, and Tajikistan. Identified and named by the Soviet-Greek archaeologist Viktor Sarianidi from the 1970s, it is known from major fortified sites such as Gonur Tepe, Altyndepe, Namazga-Tepe, Togolok, Dashli, and Sappali Tepe, several of which feature monumental palatial and temple complexes ringed by massive walls and gates. Its people practised sophisticated irrigation agriculture of wheat and barley, were highly skilled metalworkers in bronze, copper, silver, and gold, and produced distinctive ceramics, stamp seals, and the celebrated stone-and-metal 'Bactrian princess' composite figurines. The civilisation sustained long-distance trade networks linking it to the Indus Valley, the Iranian Plateau, Mesopotamia, and the Eurasian steppe, with Harappan and Elamite-style seals found at Gonur Depe attesting to these contacts. Rather than a single centralised empire, the BMAC is best understood as a constellation of fortified oasis polities sharing a common material culture. It is significant as the principal Bronze Age civilisation of Central Asia and as a hub connecting the early urban worlds of South Asia, Iran, and the Near East, and it has figured prominently in debates over Indo-Iranian origins and migrations.