In December 1914, young men who had spent months killing each other spontaneously stopped. Along the Western Front, German soldiers placed candles on Christmas trees and sang carols across the frozen ground between the lines. British and Scottish troops responded in kind, and within hours, soldiers from both sides climbed out of their trenches, shook hands, and exchanged gifts in the mud. They shared photographs of families, played football, buried their dead together, and discovered that the enemy was composed of men remarkably like themselves.

The generals were horrified. This spontaneous peace, arising from individual choice alone, threatened to expose the entire enterprise. Field Marshal Sir John French issued immediate orders forbidding such conduct; German commanders had already prohibited fraternization under threat of treason charges. In every subsequent Christmas of the war, artillery bombardments were ordered specifically to prevent any recurrence. The brass on both sides understood something that most peace activists miss entirely: the war persisted through obedience alone. The moment that obedience faltered, even briefly, the killing stopped and humanity reasserted itself. War is a manufactured product requiring constant maintenance from above, sustained by command structures operating on populations with no natural enmity toward each other.

Consider how rarely individuals fight compared to states. Among your neighbors, how many fistfights have occurred in the past few years? Almost certainly zero. Yet among the roughly two hundred states on earth, there have been dozens of armed conflicts in that same period. States fight constantly; individuals almost never do. When an individual aggresses against another, we call it crime. When a state aggresses against another population, we call it war. The distinction points to the source: war is entirely a state enterprise. Remove the apparatus that mobilizes young men into organized killing units, that confiscates resources to finance campaigns, that manufactures the propaganda necessary to turn neighbors into enemies, and war disappears. Crime persists regardless of political organization and requires a different response entirely.

The state maintains war through manufactured consent, and the mechanisms are well understood by those who operate them. Hermann Göring explained the formula with characteristic blultness: tell the people they are being attacked, denounce anyone who objects as unpatriotic and dangerous, and they will follow their leaders into any war you choose. It works the same way in every country, democratic or dictatorial. Fear is weaponized to justify new programs of control. Envy is directed toward enemies foreign and domestic. Collective identity replaces individual judgment, so that the person across the battlefield becomes a faceless member of a hostile collective deserving of destruction. Soldiers who stop to ask why they should kill strangers who have done them no personal harm are isolated and punished until they comply or desert. That Christmas Truce was so dangerous precisely because it revealed this machinery: given a moment’s peace, German and British soldiers recognized each other as human beings with families and futures, and the propaganda collapsed.

Étienne de La Boétie, the sixteenth-century political philosopher, saw the fundamental vulnerability in all such systems. The tyrant appears mighty, he observed, but possesses only the power that his subjects confer upon him. Where does he acquire enough eyes to spy upon you, if you do not provide them yourselves? How can he have so many arms to beat you with, if he does not borrow them from you? The feet that trample down your cities, where does he get them if they are not your own? La Boétie’s answer was withdrawal: refuse to support him any longer, and you will behold him fall of his own weight like a great colossus whose pedestal has been pulled away. The same logic applies to war. Generals command nothing when soldiers decline to march. Treasuries empty when taxpayers withdraw funding. Moral justifications collapse when populations stop believing the propaganda. War depends upon a vast pyramid of complicity, and each person in that pyramid holds the power to step off it.

The implications are uncomfortable, which is where most people turn away. Ending war means accepting personal responsibility for your own defense and the defense of your community, owning that obligation directly and building structures to fulfill it. It means examining your own tribal loyalties and collective identities with the same skepticism you would apply to enemy propaganda, refusing to participate in the manufactured hatreds that make war psychologically possible. It means building decentralized alternatives to the centralized structures that make conquest profitable, because a society with no capital to capture offers no prize worth the costs of invasion.

None of this is easy. The question must be asked bluntly: how serious are you? If your opposition to war consists of slogans and symbolic gestures while you continue to fund the war machine through taxes, cede your defense to its armies, and absorb its propaganda through its media, then your opposition is theater. Chanting “end war” has been tried for six thousand years with no visible effect. What has gone untried on any significant scale is a population that withdrew consent entirely: that refused to march when ordered, refused to fund when taxed, refused to hate when instructed. The Christmas Truce of 1914 offered a glimpse of what such withdrawal might look like, and the generals scrambled to ensure it could never happen again. They understood, even if we have forgotten, that their power rested entirely upon our obedience.

War will end when a generation decides to stop consenting to it. Better treaties and international institutions have been attempted for centuries; enlightened leaders and reformed states have promised resolution and delivered more of the same. The path runs through millions of individual decisions to step off the pyramid of complicity. The soldiers in those frozen trenches demonstrated, for one brief moment, that peace requires no diplomats. It requires only the recognition that the enemy is human too, and that the real conflict runs between rulers and the ruled. When that recognition spreads far enough, the colossus falls.