 In the Pontic steppe and the Caucasus region, the Iron Age begins with the Koban and the Chernogorovka and Novocherkassk cultures from c. 900 BC.By 800 BC, it was spreading to Hallstatt C via the alleged "Thraco-Cimmerian" migrations.Along with Chernogorovka and Novocherkassk cultures, on the territory of ancient Russia and Ukraine the Iron Age is to a significant extent associated with Scythians, who developed iron culture since the 7th century BC.