Those individuals who seek to apply moral principles to their consideration of the affairs of nations of which they lack direct knowledge may expect to encounter certain difficulties. They may have no means of obtaining indisputable answers to questions even of a factual nature, and they may find it impossible adequately to weigh the contradictory claims of various factions. Moreover, if a religious or other close bond exists with one of the parties to a conflict, it might be tempting to subscribe to the justice of that group's struggle.