Русско-англо-русский юридический словарь

International Relations (IR) is the study of relationships among countries, the roles of sovereign states, inter-governmental organizations (IGO), international non-governmental organizations (INGO), non-governmental organizations (NGO), and multinational corporations (MNC). International relations is an academic and a public policy field, and so can be positive and normative, because it analyzes and formulates the foreign policy of a given State. (Wikipedia)

A country's foreign policy, also called foreign relations policy, consists of self-interest strategies chosen by the state to safeguard its national interests and to achieve goals within its international relations milieu. (Wikipedia)

In diplomacy and international relations, shuttle diplomacy is the action of an outside party in serving as an intermediary between (or among) principals in a dispute, without direct principal-to-principal contact. (Wikipedia)

In international relations and treaties, the principle of reciprocity states that favours, benefits, or penalties that are granted by one state to the citizens or legal entities of another, should be returned in kind. (Wikipedia)