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Understanding Realist Theory in IR

Feb 14, 2025

Notes on Realist Theory in International Relations

Introduction to Realist Theory

  • Realist theory is one of the dominant approaches in international relations.
  • States are viewed as the primary actors in the global community.

Key Concepts

  • Importance of States:

    • Individual actors and international organizations are less important than states.
    • Great power states hold particular significance.
  • International Anarchy:

    • Characterized by the absence of a central authority in the global community.
    • Leads to a self-help system where states must fend for themselves.
  • Self-Help System:

    • In an anarchic environment, states must be prepared to protect themselves and ensure their sovereignty.
    • This may lead to arms races and conflict spirals.
    • Example: A state acquiring military capabilities can be seen as either defensive or offensive, creating ambiguity.

Offensive/Defensive Dilemma

  • The difficulty in distinguishing between offensive and defensive capabilities contributes to insecurity among states.
  • States engage in arms races to counter perceived threats, complicating international relations.

Neorealism

  • Focuses on the distribution of power among states rather than just individual state behavior.

  • Concepts:

    • Polarity: Refers to the concentration of power in the global community.
      • Unipolarity: Power concentrated in one state.
      • Bipolarity: Power concentrated between two states.
      • Multipolarity: Power spread among multiple states.
  • Structural realists emphasize how power distribution affects international dynamics.

Offensive vs Defensive Realism

  • Defensive Realism:
    • Focus on maintaining minimal levels of security to avoid conflicts.
  • Offensive Realism:
    • Advocates for dominance over others, requiring greater power to influence global affairs.

Application of Realist and Neorealist Perspectives

  • Encourage analysis of current issues (e.g., nuclear weapons in Iran, military actions in China) through a realist lens.
  • Consider the implications of state behavior and power distribution in understanding global events.