Explain Realist view of war.

The realist view of war is rooted in the foundational principles of realism, a dominant paradigm in international relations theory. Realism posits that states are the primary actors in the international system, driven by self-interest, power, and the pursuit of security in a competitive and anarchic world. From a realist perspective, war is seen as a natural and inevitable consequence of the anarchic nature of international politics, where states exist in a constant state of competition and conflict over scarce resources, security, and influence.

Key tenets of the realist view of war include:

1. Power Politics: Realists argue that states engage in wars to maximize their power and security, either by expanding their territory, protecting their interests, or deterring potential rivals. War is viewed as a rational instrument of statecraft, employed to achieve strategic objectives and maintain a balance of power in the international system.

2. Security Dilemma: Realists emphasize the concept of the security dilemma, whereby states' efforts to enhance their security through military buildups or alliances can inadvertently provoke insecurity and escalatory responses from other states. This dynamic contributes to a spiral of distrust, arms races, and conflicts, as states seek to protect themselves from perceived threats and vulnerabilities.

3. Survival Imperative: Realists contend that states prioritize survival above all else in the anarchic international system, leading them to pursue strategies of self-help, military preparedness, and strategic competition. War is seen as a means of securing vital interests, protecting sovereignty, and preserving national identity in the face of external threats or challenges.

4. Balancing and Bandwagoning: Realists analyze the behavior of states in response to threats or shifts in power, highlighting two primary strategies: balancing and bandwagoning. Balancing involves the formation of alliances or coalitions to counteract the power of a dominant state or coalition, while bandwagoning involves aligning with the stronger side to avoid confrontation or secure benefits. War can arise from the failure of balancing efforts or from miscalculations of power dynamics and intentions.

In summary, the realist view of war emphasizes the role of power, security, and state behavior in shaping patterns of conflict and competition in the international system. War is seen as a natural outgrowth of the anarchic nature of international politics, driven by states' pursuit of security, survival, and strategic interests in a world characterized by uncertainty, competition, and power struggles.