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Jan 12, 1378
Pope of Rome: Urban VI
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Jan 12, 1378
Antipopes of Avignon: Clement VII
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Period: Jan 12, 1378 to Jan 12, 1389
Urban VI
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Period: Jan 12, 1378 to Jan 12, 1417
Great Western Schism
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Period: Jan 13, 1378 to Jan 13, 1394
A: Clement VII
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Period: Jan 13, 1378 to Jan 13, 1394
A: Benedict XIII
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Period: Jan 13, 1378 to Jan 13, 1417
The Great Western Schism
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Jan 12, 1389
Pope of Rome: Boniface IX
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Period: Jan 13, 1389 to Jan 13, 1404
R: Boniface IX
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Jan 12, 1394
Antipope of Avignon: Benedict XIII
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Jan 12, 1404
Pope of Rome: Innocent VIII
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Period: Jan 13, 1404 to Jan 13, 1406
R: Innocent VII
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Jan 12, 1406
Pope of Rome: Gregory XII
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Period: Jan 13, 1406 to Jan 13, 1415
R: Gregory XII
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Jan 12, 1409
Antipope of Pisa: Alexander V
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Period: Jan 13, 1409 to Jan 13, 1410
AP: Alexander V
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Jan 12, 1410
Antipope of Pisa: John XXIII
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Period: Jan 13, 1410 to Jan 13, 1415
AP: John XXIII
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Period: Jan 13, 1414 to Jan 13, 1418
Council of Constance