Ancient Near East Subsequently, the Medes controlled much of the ancient Near East from their base in Ecbatana (modern-day Hamadan, Iran), most notably most of what is now Turkey, Iran, Iraq, and the South Caucasus. Following the fall of the Medes, the Achaemenid Empire was the first of the Persian Empires to rule over most of the Near East and far beyond, and the second great Iranian empire (after the Median Empire). At the height of its power, encompassing approximately 7.5 million square kilometers, the Achaemenid Empire was territorially the largest empire of classical antiquity, and the first world empire. It spanned three
Economy of ancient Tamil country or "Nikamam". Stone inscriptions at Mangulam (c. 200 BCE) and pottery inscriptions found at Kodumanal refer to merchant guilds as "nikamam" and the members of the guilds as "nikamattor". These findings suggest that merchant guilds were established at several industrial and trade centres of ancient Tamil country. Many of these merchant associations acted in union in their public activities. They were autonomous, meaning that they enjoyed freedom from state interference but also suffered from the lack of state backing. Merchants were expected to abide by a code of conduct, which was: "Refuse to take more than your due and never