Ivan Iv Vasilievich
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Ivan IV VasilievichKnown as "Ivan the Terrible." 1530-1584.
The first czar of Russia (1547-1584). He conducted unsuccessful wars against Sweden and Livonia and terrorized the Russian aristocracy.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.