Frederick IV of Denmark
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George William, Elector of Brandenburg
County of Mark
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Frederick V of the Palatinate
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Duchy of Prussia
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Battle of Wittstock
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Frederick I of Sweden
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Frederick I of Prussia
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Sigismund III Vasa
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Christina, Queen of Sweden
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1640
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1595
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1620s
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Thirty Years' War
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Sambia Peninsula
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Maria Eleonora of Brandenburg
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John Sigismund, Elector of Brandenburg
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House of Hohenzollern
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Frederick William I of Prussia
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Frederick William, the Great Elector
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Berlin
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