After Imam al-Mahdi establishes his rule, will there be any oppressors remaining in power? The characters of the universal rule of Imam al-Mahdi will be the worldwide maintenance of peace, security, justice, and the annihilation of the foundations of corruption, decadence, oppression, and crime. This has been the main purpose of all the prophets and establishing worldwide peace and security has always constituted one of their promises. And so the …