The rise of Shamshi - Adad I of Assyria proved more dangerous to Yamhad than Mari , the Assyrian king was an ambitious conqueror with the aim to rule Mesopotamia and the Levant calling himself king of the World .
The rise of Shamshi - Adad I of Assyria proved more dangerous to Yamhad than Mari . 
 The Assyrian king was an ambitious conqueror with the aim to rule Mesopotamia and the Levant , and called himself king of the World .