What Does It Mean to Be Coerced?

Imagine this: you’re walking home from school, and an older kid you don’t know steps in front of you. He says, “Give me your phone, or I’ll punch you.” You hand it over. Were you coerced?

Most people would say yes. But now imagine a slightly different case. Suppose a kid from your class has been bullying you every day for months—shoving you into lockers, taking your lunch. One morning he says, “If you do my homework for the next week, I’ll stop hitting you.” You do his homework. Were you coerced?

Philosophers have spent a lot of time arguing about this second case, and many others like it. The puzzle isn’t just about when someone feels pressured. It’s about what makes a situation genuinely coercive, and why that matters for things like whether you’re responsible for what you did, whether a contract should count as valid, or whether the government is justified in using force to make people follow the law.

The Classic Picture: Force and Fear

For a long time, philosophers thought about coercion pretty simply. Going back to Thomas Aquinas in the 1200s, the basic idea was that coercion involves one person using force or the threat of force to make someone do something they wouldn’t otherwise do. Aquinas said that coercion creates a kind of “necessity”—the person being coerced “is not able to do the contrary.” If you’re being dragged somewhere against your will, or if someone is holding a knife to your throat, you’re being coerced. What you do under those conditions isn’t truly voluntary.

Centuries later, thinkers like Thomas Hobbes, John Locke, and Immanuel Kant all agreed that coercion is central to how governments work. Hobbes argued that without a government with coercive power—the power to threaten and use force—people would never keep their promises or cooperate. Why would you go first in a trade if you had no guarantee the other person would hold up their end? The government’s ability to punish cheaters is what makes cooperation possible. Locke worried that governments could become oppressors too, since they have more organized force than any individual. Kant thought coercion was necessary to turn “private right” (the rights you have in theory) into “public right” (rights that are actually protected).

John Stuart Mill, writing in the 1800s, expanded the idea. He thought coercion wasn’t just about physical force and threats from the government. It could also come from society itself—from public opinion, from customs that pressure you to conform, from economic arrangements that leave you with no real choice. Mill pointed out that married women in his time were legally required to live with their husbands and had no property rights, which meant every act they did could be seen as “done under coercion.” He also argued that when children are forced to work long hours because their families would starve otherwise, “freedom of contract” is just another name for “freedom of coercion.”

A New Way of Thinking: Nozick’s Analysis

In 1969, the philosopher Robert Nozick wrote an essay that changed how philosophers think about coercion. Instead of focusing on what the coercer does (using force or threats), Nozick focused on what happens to the person being coerced. He argued that coercion is about one person proposing something to another in a way that changes what they choose to do.

Here’s Nozick’s core idea, simplified. If person P coerces person Q into not doing action A, then:

P tells Q that if Q does A, P will make something bad happen.
Q believes P will actually do it.
Because of that threat, Q decides not to do A.

This seems pretty straightforward. The mugger threatens to hurt you if you don’t give him your phone; you give it up. That’s coercion.

But Nozick’s analysis raised three big questions that philosophers are still arguing about.

Does Threats Are the Only Way to Coerce?

Nozick only counted threats as coercive, not actual physical force. If someone just grabs your arm and drags you away, Nozick wouldn’t call that coercion—he’d call it force or violence. But many philosophers think that’s weird. After all, being physically restrained or forced to move is even more controlling than being threatened. Police often use both together: they threaten to arrest you, and if you resist, they physically restrain you. It seems like both are methods of the same thing: making someone do (or not do) something against their will.

Does Coercion Have to Succeed?

Nozick thought coercion only happens when the threat actually works—when the person gives in. If you defy the mugger and keep your phone, Nozick would say there was an attempted coercion but not actual coercion. Other philosophers disagree. They point out that the person making the threat is doing something coercive regardless of whether it succeeds. The difference between success and failure might just be whether the victim happened to be brave that day. The threatener’s behavior is the same.

What About Offers?

Here’s where things get interesting. Threats and offers have the same basic structure. Both are proposals: “If you do X, I’ll do Y.” The mugger says, “If you don’t give me your phone, I’ll hurt you.” A store owner says, “If you pay me $10, I’ll give you this sandwich.” Same structure. So what’s the difference?

Most philosophers say the difference is about whether the proposal makes you worse off than you would normally be. The mugger makes you worse off (normally you keep your phone and don’t get hurt). The store owner doesn’t make you worse off (normally you don’t have the sandwich and don’t pay $10). So threats are coercive, offers aren’t.

But what counts as “normal”? This is where things get complicated.

The Problem of Baselines

To decide whether a proposal is a threat or an offer, you need something to compare it to—a “baseline” representing the normal course of events. But there are different ways to think about what’s normal.

Do you use the predictive baseline—what usually happens? Or the moral baseline—what should happen?

Nozick came up with a famous example to show the problem. Imagine a slave owner who regularly beats his slave. One day he says, “If you do this task for me, I won’t beat you today.” On the predictive baseline, the slave expects to be beaten anyway, so this proposal actually improves his situation. It looks like an offer, not a threat. But that seems wrong. The slave is clearly being coerced—he’s being forced to work to avoid a beating he shouldn’t be getting in the first place.

If we use the moral baseline instead—what should happen—the proposal is a threat. The slave shouldn’t be beaten at all, so the slave owner is threatening to do something bad (beat him) if he doesn’t comply. This captures our intuition that the slave is coerced.

But which baseline should we use? Some philosophers, like Alan Wertheimer, argue for a moralized approach: a proposal is a threat if it proposes to make you worse off than you ought to be. Others worry this makes coercion depend too much on moral judgments that people might disagree about. After all, what one person thinks is fair treatment, another might see as an injustice.

Can Offers Be Coercive?

Some philosophers have argued that extremely tempting offers can also be coercive. Imagine you’re stranded on an island with no food, and someone with a boat offers to sell you a sandwich for all your money. You’d be a fool not to take it—you need food to survive. But is that coercive?

David Zimmerman argues that it depends on why you’re in that situation. If the person with the boat prevented you from leaving the island (say, by sabotaging your raft), then the offer is coercive. The baseline should be the situation you’d be in without their interference. But if you’re stranded by accident, the offer is just exploitative, not coercive.

Other philosophers, like Joan McGregor, think the key factor is the power relationship. When one person has overwhelming bargaining power and the other has no real alternatives, that’s coercion regardless of how the situation arose. If you need medicine to survive and only one company sells it, their “offer” to sell it at a price you can barely afford might be coercive—you have no reasonable choice.

What Makes Coercion Wrong?

Why do we care whether something is coercive? Three main reasons.

Responsibility

If you’re coerced into doing something, are you responsible for it? If someone puts a gun to your head and tells you to rob a store, and you do it, are you guilty of robbery? Most legal systems say yes, but you have a defense called “duress”—you weren’t acting freely, so you’re less blameworthy.

But what counts as enough pressure to reduce responsibility? If someone threatens to spread an embarrassing rumor about you unless you help them cheat on a test, does that excuse you? Probably not. But what if they threaten to hurt your family? Now we’re less sure.

The law and philosophers disagree about exactly where to draw this line. Some say you’re only excused if you truly couldn’t do otherwise—if the pressure was overwhelming. Others say you’re justified in giving in if the harm you’re avoiding is worse than the harm you’re causing.

Freedom

Coercion clearly reduces freedom. If a mugger threatens you, you go from being able to both keep your phone and stay unharmed to being unable to have both. That’s a real loss of freedom.

But here’s a strange thought: maybe some coercion actually increases freedom. Think about laws against stealing. The government threatens to punish people who steal. This coercion removes your freedom to take other people’s stuff without consequences. But it also creates the freedom to own property, trade, and make plans without worrying your belongings will be taken. So coercion can both limit and enable freedom, depending on how you look at it.

Some philosophers, like Serena Olsaretti, distinguish between freedom and voluntariness. You might still be free to choose (nobody’s physically stopping you), but your choice might be involuntary if all the acceptable alternatives have been taken away. If the only choices are “do what I say” or “suffer something terrible,” you’re being forced even if you technically could choose differently.

Government and Law

This brings us to a big question: if coercion is normally wrong, how can the government be justified in using it? Governments threaten to fine you, imprison you, even kill you if you break their laws. That’s coercion on a massive scale.

Some philosophers, following John Rawls, argue that because the state’s coercion affects everyone, it needs special justification. You can’t just say, “Because I said so” or “Because it’s good for you.” The justification has to be one that all reasonable people could accept. This idea—that state coercion must be publicly justifiable—is central to a lot of modern political philosophy.

Other philosophers push back. Maybe coercion by a just government isn’t really coercion in the same sense as a mugger’s threat. If the law only punishes people for doing things they shouldn’t do anyway (like stealing or hurting others), then the government isn’t making them worse off than they ought to be—it’s enforcing what’s already right. On this view, just laws don’t coerce; they protect.

But this raises another problem. What if you disagree about what’s right? If the government criminalizes something you think should be legal, are you being coerced? That seems to depend on whose moral baseline you use—which brings us back to the baseline problem.

What’s Still Unresolved

Philosophers still argue about nearly every aspect of coercion. They disagree about whether physical force counts as coercion or is something separate. They disagree about whether coercion has to succeed or whether attempted coercion is still coercion. They disagree about whether offers can coerce or only threats. They disagree about which baseline to use to distinguish threats from offers. They disagree about whether coercion is always wrong or sometimes justified.

Part of what makes these questions so hard is that “coercion” is not just a philosophical concept—it’s a legal one, a political one, and an everyday one. When a judge decides whether someone signed a contract under coercion, they’re making a real decision about whether that contract is valid. When we decide whether a government’s use of force is justified, we’re making decisions about what kind of society we want to live in. The abstract philosophical arguments have concrete consequences.

So the next time someone says, “You can’t make me do that,” or “I had no choice,” you might wonder: Is this coercion? And the answer, as philosophers have discovered, is rarely simple.

Appendices

Key Terms

Term	What it does in this debate
Coercion	The concept being analyzed—roughly, one person using threats or force to control what another person does
Baseline	The standard (normal, moral, or otherwise) used to judge whether a proposal makes someone better or worse off
Threat	A proposal that would make you worse off than the baseline if you don’t comply
Offer	A proposal that would make you better off than the baseline if you comply (usually not considered coercive)
Moralized baseline	A baseline that uses what should happen (rather than what usually happens) to judge proposals
Duress	A legal or moral defense claiming that someone shouldn’t be held responsible because they acted under coercion
Voluntariness	Whether a person’s choice is genuinely free, as opposed to forced by unacceptable alternatives

Key People

Thomas Aquinas (1225–1274): A medieval philosopher who argued that coercion creates a “necessity” that makes actions involuntary, and that only public authorities, not private citizens, should have the power to coerce.
Thomas Hobbes (1588–1679): An English philosopher who argued that without a government’s coercive power, people couldn’t trust each other enough to cooperate or keep promises.
John Stuart Mill (1806–1873): A British philosopher who expanded the idea of coercion beyond physical force, arguing that social pressure, economic arrangements, and customs can also coerce people.
Robert Nozick (1938–2002): An American philosopher whose 1969 essay “Coercion” changed the debate by analyzing coercion in terms of threats and baselines rather than just physical force.
Alan Wertheimer (1941–2016): A philosopher who developed a “moralized” account of coercion, arguing that we need moral judgments (like what rights people have) to determine whether a proposal is coercive.

Things to Think About

The slave case shows that predictive and moral baselines can conflict. Can you think of other situations where what usually happens and what should happen are different? Does it make sense to call those situations coercive?
What about offers so good you can’t refuse? If someone offers you $1 million to do something you’d never normally consider, are you being coerced? If not, what’s the difference between an irresistible threat and an irresistible offer?
Does the government coerce you? When you obey a law because you’re afraid of being punished, is that coercion—or just sensible behavior? If it is coercion, what makes it different from a mugger’s threat?
What about social pressure? If your friends pressure you into doing something you don’t want to do by threatening to exclude you, is that coercion? Why or why not?

Where This Shows Up

Criminal law uses the concept of duress to decide whether someone should be excused for committing a crime under threat
Contract law considers whether agreements signed under coercion are valid
Political debates about government power often hinge on whether the state’s use of force is justified coercion or something different
Everyday life—friends, family, bullies, and even well-meaning people sometimes use threats to get what they want, and we constantly make judgments about when that’s acceptable