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He came to the throne when he was only 3 years old. (est. date)
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Finally gains the power after coming to the throne when he was 3 because of his fathers death.
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Ivan's wife dies, turmoil in Russia begins. (est. date)
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Puts certain Russian territories into Ivan's direct control. (est. date)
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Killed his oldest son and heir. Left only his weakest son to rule.
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