NASA is an Independent Agency of the executive branch of the Federal Government of the United States.
The benefit is that OPEC coordinates petroleum policies of its member countries which stabilizes the oil markets. Stable oil markets benefits the world economy. Drawbacks include limitations in actual power in terms of controling member countries and actual prices.
In ancient rome they built their roads out from rome towards the frontier of the empire as they conquered
Because it was mainly Europe that was Christian. Asia was for example mostly Buddhist, Confucian, and Hindu. The Middle East and Northern Africa was Islamic. The rest of the world was influenced by Europe and it’s Christianity.