Perspectives on Terrorism: Liberal, Conservative, and Realist Views

Terrorism is one of the most debated problems in international relations, partly because experts cannot agree on what causes it or how to stop it. The same attack can be read as a cry of desperation by the marginalised, a breakdown of state authority, or a calculated move in a larger power game. How you explain terrorism shapes how you fight it. This is exactly where the three major schools of thought, the liberals, the conservatives, and the realists, part ways. Each offers a distinct diagnosis of the disease and, naturally, a different prescription for the cure.

Why theoretical perspectives on terrorism matter 🔗

Before looking at solutions, policymakers must first answer a basic question: what drives a person or a group to use violence against civilians for political ends? The answer is rarely simple. Research consistently shows that terrorism is a multi-faceted problem with many interacting variables rather than a single, easily identifiable cause.

This is precisely why competing perspectives exist. Liberals, conservatives, and realists each emphasise a different layer of the problem, whether it is economic injustice, weak state structures, or geopolitical rivalry. Understanding these frameworks is not merely an academic exercise. The lens a government adopts determines whether it spends money on development schemes, on police and surveillance, or on the military and intelligence. In a country facing persistent cross-border threats, getting this diagnosis right has life-and-death consequences.

The liberal perspective on terrorism 🔗

Liberals locate the roots of terrorism in deprivation. They argue that terrorism is not random evil but a response to genuine grievances, economic, social, and political, that have been left unaddressed for too long. When people feel excluded from opportunity and ignored by those in power, a small minority may turn to violence as a way to be heard.

Grievances and root causes 🔗

The liberal account draws heavily on the idea of relative deprivation, the gap between what people believe they deserve and what they actually receive. Studies on the connection between poverty and extremism note that poverty-stricken regions can become more susceptible to recruitment, as extremist groups exploit economic vulnerability by promising income, food, and a sense of belonging. Factors such as income inequality, unemployment, and inadequate education create the disillusionment and social unrest that groups can later mobilise.

Political grievances matter just as much as economic ones. The United Nations has recognised that massive human rights violations and repression can act as underlying causes of terrorism. When citizens have no peaceful channel to challenge an unjust government, some conclude that violence is their only remaining option.

Improving governance as the solution 🔗

Because liberals see terrorism as a symptom, they focus on treating the underlying condition. Their toolkit centres on reform rather than repression: reducing poverty, expanding education and employment, strengthening democratic institutions, and protecting human rights. The logic is straightforward, if you remove the grievances, you remove the appeal of extremist movements.

Liberals also stress the importance of working together across borders. As a school of thought, liberalism holds that non-state actors are important players alongside governments, and that cooperation among states can reduce conflict. This is why liberals favour multilateral responses, working through the United Nations, sharing intelligence, signing international conventions, and using diplomacy to isolate those who sponsor violence.

The conservative perspective on terrorism 🔗

Conservatives take a very different starting point. Where liberals see a society failing its people, conservatives see order breaking down. For them, terrorism is closely tied to the stresses of building and holding a nation together, and the priority is to restore authority quickly and firmly.

Nation-building stresses 🔗

Conservatives view human beings as driven by deep, self-interested instincts centred on survival, a pessimistic reading of human nature that they share with realists. In their view, the social order that keeps violence in check is fragile and must be actively defended. The conservative mindset, as one survey of global political theory explains, holds that humans are driven by primordial instincts centred upon survival, and that this reality cannot be wished away through high-minded rhetoric.

From this angle, terrorism flourishes when a state is too weak to enforce its authority, during periods of rapid change, contested borders, or unstable institutions. The remedy, therefore, is not to apologise for the state but to make it stronger. Conservatives are sceptical of the claim that addressing grievances will solve the problem, partly because they believe some actors will exploit any sign of weakness.

The use of force to maintain order 🔗

The defining feature of the conservative approach is its emphasis on force and security. Conservatives typically favour military solutions, enhanced surveillance, and strict law enforcement, and they are willing to prioritise security over civil liberties when they judge it necessary. They argue that negotiating with terrorists only invites more violence, and that decisive action is what genuinely protects society.

For a country dealing with cross-border attacks, the conservative position translates into strong military responses, expanded surveillance powers, and a firm refusal to negotiate with armed groups. The underlying conviction is that the state has a fundamental duty to protect its citizens and defend its sovereignty, by force if needed.

The realist perspective on terrorism 🔗

Realists zoom out from individuals and societies to the level of states competing in an anarchic world. For them, terrorism is best understood not as a moral failing or a social breakdown but as a tool in the perpetual struggle for power among nations.

Power struggles and competition 🔗

Realism rests on the assumption that the international system has no overarching authority, and that states must therefore look out for their own security. Realists tend to attribute security threats to particular configurations of power against which states balance. Within this framework, terrorism becomes one more instrument that states and non-state actors use to pursue strategic objectives.

Realists point to several power-related drivers. Geopolitical rivalries can push states to support terrorism as a cheap way of weakening a stronger rival. State sponsorship allows a country to destabilise an adversary while maintaining deniability. And resource conflicts, competition over oil, minerals, water, or territory, can spill over into violence. Terrorism, in this reading, is a low-cost form of warfare built on surprise and deniability.

Counter-violence and strategic responses 🔗

If terrorism is a strategic weapon wielded by rivals, then the realist solution is to raise its cost. Realists argue that India’s approach should be based on strategic calculations rather than moral considerations, which may involve covert operations, building alliances around shared security interests, and credible deterrence.

This logic is visible in how states respond to cross-border terrorism in practice. Deterrence ultimately hinges on the adversary’s cost-benefit calculations, which is why punitive cross-border strikes and the threat of escalation feature heavily in realist thinking. At the same time, some analysts favour diplomatic and economic pressure to isolate a sponsoring state, an approach that carries lower risks of escalating conflict while still operating within a power-based framework.

Comparing the three perspectives 🔗

Placed side by side, the three schools reveal how a single phenomenon can be explained in entirely different ways. Liberals look downward and inward, at the conditions in which ordinary people live. Conservatives look at the strength of the state and the fragility of order. Realists look outward, at the contest between nations.

It helps to notice where these perspectives overlap. Conservatism and realism share a pessimistic view of human nature, which is why the realist view of human nature derives from a conservative outlook. Yet they are not identical: a conservative focuses on internal order and authority, while a realist focuses on external threats and the balance of power. Liberalism stands furthest apart, insisting that violence is not inevitable and that cooperation can reduce it.

Strengths and weaknesses 🔗

Each perspective has real explanatory power and real blind spots. The liberal view is strong on long-term solutions and the deeper causes of radicalisation, but it can underestimate the immediate danger posed by an organised, committed group. It is also worth noting that the poverty thesis is contested; some scholars argue that revolutionary violence has often been led by the relatively well-to-do rather than the poorest, suggesting ideology and power may matter more than economics alone.

The conservative view offers clear, decisive action and takes the security threat seriously, but heavy-handed force can alienate communities and create new grievances, potentially feeding the very problem it aims to crush. The realist view captures the uncomfortable reality of state sponsorship and strategic calculation, yet by treating terrorism mainly as a power game, it can overlook the genuine social and ideological motivations of those who actually carry out attacks.

Why an integrated approach makes sense 🔗

Because no single perspective tells the whole story, most effective counterterrorism strategies borrow from all three. A government may pursue development and good governance to drain the swamp of grievances, maintain strong security forces and law enforcement to respond to immediate threats, and use deterrence and diplomacy to pressure states that sponsor violence. The drivers of terrorism are themselves layered, ranging from cross-border sponsorship to local insurgencies and the misuse of new technology, so a layered response is often the most realistic one.

This is the central lesson of comparing the schools. They are not simply rival opinions to choose between, but different magnifications of the same complex picture. The challenge for any policymaker is knowing which lens to reach for in a given situation, and when to combine them.

What do you think? If you had to design a counterterrorism policy, which perspective would you trust most, the liberal focus on grievances, the conservative emphasis on force, or the realist view of power politics? And can a democracy use the conservative toolkit of force and surveillance without eroding the very freedoms it is trying to protect?

References

1. https://www.mckendree.edu/academics/scholars/butler-issue-25.pdf
2. https://borgenproject.org/poverty-and-terrorism/
3. https://feetintwoworlds.org/analyzing-socioeconomic-factors-behind-terrorism/
4. https://www.researchgate.net/publication/233862825_RESEARCH_ON_TERRORISM_AN_OVERVIEW_OF_THEORETICALPERSPECTIVES
5. https://www.e-ir.info/2022/05/15/theories-of-global-politics/
6. https://jjia.jgu.edu.in/index.php/jjia/article/download/87/86/93
7. https://www.orfonline.org/expert-speak/the-complexity-of-deterrence-calculus-india-s-pakistan-conundrum
8. https://carnegieendowment.org/research/2016/08/not-war-not-peace-motivating-pakistan-to-prevent-cross-border-terrorism?lang=en
9. https://ciaotest.cc.columbia.edu/olj/ad/ad_v7_3/ram01.html
10. https://www.visionofhumanity.org/terrorism-counterterrorism-strategies-indian-chronicle/