In the forests north of Kyiv, spring arrives softly.

Birch leaves shimmer pale green in the wind. Moss spreads over cracked roads. The pines stand in long rows beside empty villages, and birds nest where children once played. Nature has spent four decades learning how to grow around absence. From a distance, the land seems almost peaceful.

Up close, the silence clicks.

A dosimeter begins its patient ticking the moment one steps too far from the safe path. The sound is small and mechanical, but it carries the memory of an invisible enemy—one that burned through concrete and steel on the night of April 26, 1986, when Reactor No. 4 at the Chornobyl Nuclear Power Plant exploded and sent radioactive clouds across Europe.

This week, forty years later, some of the men who fought that invisible enemy returned.

They came in buses through checkpoints and pine-lined roads, passing radiation monitors and abandoned streets. Their hair is white now, their backs slower, their hands marked by time and illness. Many had not been back in decades. Some had never returned at all.

They are known as the “liquidators.”

Nearly 600,000 soldiers, firefighters, engineers, medics, and laborers from across the Soviet Union were mobilized after the disaster to contain the fallout. They cleared radioactive debris from rooftops by hand. They buried villages. They drove fire trucks through poisoned dust. They built fences around contaminated forests and poured concrete into the shell of the reactor.

Many did not know the scale of the danger.

Many were told little.

And many paid for that silence with their health.

On this anniversary, survivors from Ukraine’s Poltava region and beyond returned to Chornobyl and Prypiat, the abandoned city once home to nearly 50,000 plant workers and their families. They walked beneath the towering New Safe Confinement—the giant steel arch built to seal the remains of Reactor Four. They stopped before monuments and placed flowers for colleagues who did not live long enough to return.

Some spoke of headaches that never left.

Others joked darkly about their “bouquets of illnesses,” the chronic dizziness, pain, heart conditions, and cancers that followed them through the decades. One former firefighter said only five of the forty men sent by his company are still alive. Another said he simply hopes to live long enough to see the end of Russia’s war in Ukraine.

In Chornobyl, one disaster now leans against another.

The anniversary comes as the site faces renewed danger from war. In February 2025, a Russian drone strike damaged part of the New Safe Confinement, punching a hole in the vast steel structure and raising fears about corrosion and possible radioactive release. Repairs are expected to cost hundreds of millions of euros. Military checkpoints now guard roads where tourists once took photographs.

The old wound remains exposed.

Yet the land itself has changed in strange ways.

Wild horses roam through overgrown villages. Wolves and foxes move through the forests. Black frogs, altered by radiation and adaptation, survive in contaminated wetlands. Trees root through school floors. The Ferris wheel in Prypiat rusts quietly above grass and vines.

Life persists, though altered.

For the liquidators, returning is not only remembrance. It is reunion.

They pose for photographs beside the reactor. They tell stories on buses. They laugh in the way survivors laugh—briefly, sharply, as though laughter itself is resistance. Some bring sons to show them where duty once called. Others return simply to stand in silence where youth was spent and lost.

One former medical officer said the anniversary is both tragedy and blessing: a chance to meet his “brothers-in-arms” once more.

The phrase feels fitting.

These are men who fought no visible army. Their enemy had no face, no flag, no sound beyond the ticking of a machine. They fought with shovels, trucks, helicopters, and bare hands. They fought in ignorance, in obedience, and in sacrifice.

And now they return beneath a steel arch built to contain memory as much as radiation.

Forty years have passed since the fire.

The forests have grown back. The city has not. The reactor remains sealed, though never entirely safe. The survivors grow fewer each year.

But for one day, on the anniversary of the world’s worst nuclear disaster, the roads to Chornobyl filled again—not with sirens and helicopters, but with old men carrying flowers, stories, and the weight of an invisible war that never truly ended.

AI Image Disclaimer: Illustrations were created using AI tools and are intended as conceptual representations rather than real photographs.

Sources: Reuters Al Jazeera The Washington Post PBS NewsHour Euronews