Ukraine

On October 25, 1854, during the Crimean War, a significant battle took place on the Crimean Peninsula: the Battle of Balaclava. This combat occurred during the Siege of Sevastopol, which pitted the armies of the British, French, and Ottoman Empires against those of the Russian Empire.

The Chernobyl disaster, one of the most catastrophic nuclear accidents in history, occurred on April 26, 1986, at the Chernobyl Nuclear Power Plant in Pripyat, Ukraine, then part of the Soviet Union. It was the result of a flawed reactor design and operator errors during a safety test.