In 162 AD, Marcus Aurelius inherited the Roman Empire at its peak. Peace and prosperity had reigned for a hundred years and the imperial boundaries .\r<br>\r<br>In 162 AD, Marcus Aurelius inherited the Roman Empire at its peak. Peace and prosperity had reigned for a hundred years and the imperial boundaries .\r<br>\r<br>In 162 AD, Marcus Aurelius inherited the Roman Empire at its peak. Peace and prosperity had reigned for a hundred years and the imperial boundaries .