Just considering that the Pope is in Vatican City State (surrounded by the Italian soil and thereby in Europe), I would assert Catholicism.
The operation that requires independent actions involving a high degree of professionalism, self-discipline, flexibility, patience, and tact is the peacekeeping operations.
Thus,
the answer that we are looking for is stated clearly and correctly, it is the peacekeeping operations.
A Trade barrier are laws that limits free trades between countries or nations, An Embargo are type of laws that specifically cuts off trades, it may be import or export into specific countries. Either of these answers fit your question.
This is a question that refers to philosophical utilitarianism.
It is the search for the maximum happiness and pleasure, with the least possible suffering, but with an implicit moral question. When we are led to the feeling of pain or pleasure, we determine the way forward and know what is right or wrong.
In this way, it is possible that we are facing a moral dilemma. In our quest for happiness or minimizing our pain, our actions can impact others. That is, utilitarianism is essentially a teleological and consequentialist theory. Therefore, we must seek the impartial maximization of the happiness of all affected by our attitudes, regardless of the affective ties.