Should one nation arise against another, all nations must unite to prevent that nation. The solution to economic problems is basically spiritual in nature. Extremes of wealth and poverty must be eliminated. Work is service. The resources of the world must be used for the betterment of the world and distributed equally.
Family is the basic unit of civilization.
Groups influence our behavior. Prejudice of all kinds must be eliminated. People must independently search for truth. We are essentially one people. There is usually a good reason why people do the things they do.