St Clements University Group About Us. MASTER Graduates . Master of Arts in Human Resource Management.Bahrain was home to the Dilmun civilization, an important Bronze Age trade centre linking Mesopotamia and the Indus Valley. Bahrain was later ruled by the Assyrians and Babylonians From the th to rd century BC, Bahrain was part of the Persian Empire ruled by the Achaemenian dynasty. By about BC, Parthia brought the Persian Gulf under its control and extended its influence as far as Oman..