Ostrý Grúň (Hungarian: Élesmart) is a village and municipality in the Žarnovica District, Banská Bystrica Region in Slovakia. The village was massacred and burned down in January 1945 by the Nazi anti-partisan unit Edelweiss, after the suppression of the Slovak National Uprising. The municipality lies at an altitude of 450 metres, covering an area of 16.71 km². It is part of the Vtáčnik mountain range, within the Slovak Central Mountains. The municipality has a population of 543, as of December 2019. In 2011, 86% of the population identified as Slovak. The religious makeup was 75.6% Roman Catholic and 4.2% unaffiliated. More information...
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