International Nuclear Safety Group the Kyshtym disaster, which occurred at Mayak, a Nuclear fuel reprocessing plant in the Soviet Union. Since then, there have been hundreds of nuclear accidents, some considered minor while others were horrendous, with one of the worst accidents being the Chernobyl disaster of April 26, 1986. Involving a nuclear power plant at Chernobyl, now in Ukraine, a combination of nuclear volatility and the disregard of several safety procedures caused an explosion of its fourth reactor, ending in the worldwide environmental and human catastrophe. Following the Chernobyl accident, the IAEA was forced to create a new branch of their organisation to
Czechs in Ukraine occupation of Crimea by Russia, some of the Volhynian Czechs from the Zhytomyr region expressed their interest in returning to their native homeland. Czechs in Ukraine Czechs in Ukraine, often known as Volhynian Czechs (Czech: "Volyňští Češi"), are ethnic Czechs or their descendants settled mostly in the Volhynia region of Ukraine, in the second half of the 19th century. Between 1868 and 1880, almost 16,000 Czechs left Austria-Hungary for the Russian Empire. The reasons for their departure were the difficult living conditions in the Czech lands, and the rumors of prosperity in the Russian realm, where there was a large