The God-Emperor has anointed his God-King "Leviathan Crusher" (more widely known as "The God-Emperor Liberates") to establish a new world order of peace and life, after emancipating humanity from slavery and defeating all the other gods and their empires whose "order" is chaos and death.
"There is a true law, a right reason, conformable to nature, universal, unchangeable, eternal, whose commands urge us to duty, and whose prohibitions restrain us from evil.
"...This law cannot be contradicted by any other law..."