Serhii Plokhy's Chernobyl argues that the 1986 nuclear disaster was a failure of the Soviet system, not just of a reactor or a botched safety test, and that its consequences helped bring that system down. Plokhy is a Harvard historian who grew up in Soviet Ukraine and directs Harvard's Ukrainian Research Institute. He draws on newly opened Ukrainian archives, including KGB files, and on eyewitness testimony to reconstruct the night of April 26, 1986. That night, operators at Chernobyl's fourth unit ran a turbine test under heavy pressure from management, with an RBMK reactor whose design flaws had been known and hidden. Plokhy follows the plant's director Viktor Briukhanov, the deputy chief engineer Anatolii Diatlov, the firefighters and operators who went into lethal radiation, and the officials in Kyiv and Moscow who delayed evacuating Prypiat for more than a day and let May Day parades go ahead in Kyiv.
The book then widens to the cleanup that mobilized hundreds of thousands of "liquidators," the improvised efforts to contain the burning core, the information war with the West, and Gorbachev's uneven response. Plokhy shows how secrecy, impossible production targets and a culture that punished bad news produced both the accident and the slow, dishonest reaction to it. In the closing chapters he traces how anger over Chernobyl fed glasnost, a Ukrainian environmental movement and eventually demands for independence. The book is both a gripping disaster narrative and a political history. It is especially illuminating on how Ukrainians came to see the catastrophe as something done to them by Moscow, and it ends with sobering lessons about authoritarianism and nuclear power.