Baghdad
- center of most main trading routes
- advantage for trading
Constantinople
- one of the largest cities (globally)
- center of one of the major trade routes
How they grew:
The growth of agricultural production resulted in the quick increase of cities
Almost every city had an important center for an industrial production
The agricultural production flourished and growed due to the Dar al-Islam’s methods of crop rotation, irrigation, and fertilization
They had special trading items.The trading route had easy access to the Mediterranean basin.