Fourth Crusade
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What links here
Theodore I Laskaris
Nicaea
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List of bishops and Ecumenical Patriarchs of Constantinople
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1175
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1211
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1205
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1221
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1204
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List of Roman emperors
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October 15
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Constantinople
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List of Byzantine emperors
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Andrew II of Hungary
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Alexios III Angelos
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Alexios V Doukas
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