They ruled for 500 years and led the Islamic world into a golden age. Then in a single siege, Baghdad was reduced to ruins and the caliphate was no more. Donald Trump's Approval Rating Breaks ...

Inside the Abbasid palace of Baghdad, built in around 12th century. The caliphates (Islamic states) were governed by a caliph. They were the successors to Muhammad. The first major caliphate was ...

Apart from this, the Umayyad rulers had built many buildings like Abd al-Malik Palace and Umayyad Mosque. The Abbasid caliphs moved the capital from Damascus to Baghdad in modern day Iraq.