The document discusses key concepts in international politics and international law, including:
1) Concepts such as power, models which theoretically represent empirical data, and theories which systematically explain practical data.
2) Theories of international politics including realism, pluralism, Marxism, and idealism. Realism views politics through power politics while idealism focuses on legal norms.
3) Elements of power for states including demographic, geographic, economic, military, and leadership factors. Location, size, and climate affect a state's geographic power.
4) Models for analyzing international politics, such as the power politics model which focuses on competition, and political interdependence which recognizes state interdependence.