Czechs in Ukraine Mostly, they were women with ethnic Ukrainian husbands. Some others stayed of their own choice. During the Soviet era, they were one of the most affected groups by the Chernobyl nuclear power plant disaster in 1986. At the end of the 1980s, ten thousand Czechs lived in Ukraine. At the beginning of the 90s Czechoslovakia invited these remaining Czechs to return to the Czech Republic, which in 1993 almost 2,000 people did, and other people came to the Czech Republic in later years. As of today, Volhynian Czechs are still migrating. In 2014, after the revolution in Ukraine and the
Religion in Ukraine Ukraine. Muslims are mostly concentrated in Donbass, where they make up 6.0% of the population. In the same year, there are 229 registered Islamic organizations. In Crimea, which in 2014 was annexed by Russia, Crimean Tatar Muslims make up to 15% of the population. A major part of the south steppes of modern Ukraine at a certain period of time were inhabited by Turkic peoples, most of whom were Muslims since the fall of the Khazar Khanate. The Crimean Tatars are the only indigenous Muslim ethnic group in the country. The Nogays, another Muslim group who lived in the steppes