What is the realist theory which states that stability results from unipolarity?

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Hegemonic stability theory posits that a unipolar distribution of power, where a single state (the hegemon) dominates or leads the international system, tends to produce a more stable international order. This theory suggests that the hegemon's overwhelming power discourages major conflicts and fosters a stable environment by enforcing rules, norms, and by providing public goods such as security.

What Is the Realist Theory Which States That Stability Results