GENERAL KNOWLEDGE

Detailed explanation-1: -The central Indian region seems to be the earliest iron-using centre. According to Tewari, iron using and iron “was prevalent in the Central Ganga Plain and the Eastern Vindhyas from the early 2nd millennium BC.” The earliest evidence for smelted iron in India dates to 1300 to 1000 BCE.

Detailed explanation-2: -The earliest evidence of extensive iron smelting comes from the Hittites, who ruled an empire in Anatolia from around 1500 BCE to 1177 BCE. Iron smelting technology gradually spread from Anatolia and Mesopotamia across Eurasia.