* 1204 – The Crusaders of the Fourth Crusade breach the walls of Constantinople and enter the city, which they completely occupy the following day.

* 1204 – Eleanor of Aquitaine ( b. 1122 )

* 1204 – Constantinople falls to the Crusaders of the Fourth Crusade, temporarily ending the Byzantine Empire.

* Michael Angold ( 1997 ), The Byzantine Empire, 1025 – 1204, Longman, 2nd ed., pp. 136 – 70.

* Michael Angold, The Byzantine Empire, 1025 – 1204: A Political History, second edition ( London and New York, 1997 )

Alexios V Doukas, surnamed Mourtzouphlos (, d. December 1205, Constantinople ) was Byzantine Emperor ( 5 February – 12 April 1204 ) during the second and final siege of Constantinople by the participants of the Fourth Crusade.

* Anna Maria of Hungary ( c. 1204 – 1237 ), wife of Tzar Ivan Asen II of Bulgaria

The Byzantine Empire, 1025 – 1204.

* 1263 – King Haakon IV of Norway ( b. 1204 )

* 1204 – Abû ' Uthmân Sa ' îd ibn Hakam al Qurashi, ruler of Minorca ( d. 1282 )

Eleanor of Aquitaine () ( 1122 or 1124 – 1 April 1204 ) was one of the wealthiest and most powerful women in Western Europe during the High Middle Ages.

* 1192 – 1200 / 1204: Frederick I ( also count of Zollern as Frederick III )

* 1204 – 1218: Frederick II ( son of, also count of Zollern as Frederick IV )

* The Mishneh Torah ( also known as the Yad HaHazaka for its 14 volumes ; " yad " has a numeric value of 14 ), by Maimonides ( Rambam ; 1135 – 1204 ).

* 1204 – King Philip Augustus of France conquers Rouen.

Maimonides ( 1135 – 1204 CE ) relates that until the Babylonian exile ( 586 BCE ), all Jews composed their own prayers, but thereafter the sages of the Great Assembly composed the main portions of the siddur.

Byzantine empresses: women and power in Byzantium, AD 527 – 1204.

* 1204 – Baldwin IX, Count of Flanders is crowned as the first Emperor of the Latin Empire.

The Charte aux Normands granted by Louis X of France in 1315 ( and later re-confirmed in 1339 ) – like the analogous Magna Carta granted in England in the aftermath of 1204 – guaranteed the liberties and privileges of the province of Normandy.

* 1182 – Minamoto no Yoriie, Japanese shogun ( d. 1204 )

* " Historical Dynamics in a Time of Crisis: Late Byzantium, 1204 – 1453 " ( discussion of social dynamics from the point of view of historical studies )

* Heinrich of Klingen ( 1200 – 1204 )

Maimonides died on December 12, 1204 ( 20th of Tevet 4965 ) in Fustat, and it is widely believed that he was briefly buried in the study room ( beit hamidrash ) of the synagogue courtyard, and that, soon after, in accordance with his wishes, his remains were exhumed and taken to Tiberias where he was re-interred.

* Maimonides, Spanish rabbi and philosopher ( d. 1204 )

The origins of what has come to be known as Occam's razor are traceable to the works of earlier philosophers such as John Duns Scotus ( 1265 – 1308 ), Maimonides ( Moses ben-Maimon, 1138 – 1204 ), and even Aristotle ( 384 – 322 BC ) ( Charlesworth 1956 ).

* March 28 – Maimonides, Spanish rabbi and philosopher ( d. 1204 )

; 1135 – 1204: Rabbi Moses ben Maimon, aka Maimonides or the Rambam is the leading rabbi of Sephardic Jewry.

Maimonides ( 1135 – 1204 ) was one of the greatest scholars of the Middle Ages, and is arguably one of the most widely accepted scholars among the Jewish people since the closing of the Talmud in 500.

Maimonides ( 1134 – 1204 ) says that as sins cannot be taken off one ’ s head and transferred elsewhere, the ritual is symbolic, enabling the penitent to discard his sins: “ These ceremonies are of a symbolic character and serve to impress man with a certain idea and to lead him to repent, as if to say, ‘ We have freed ourselves of our previous deeds, cast them behind our backs and removed them from us as far as possible ’.”

20 Tebet-( 1204 )-Death of Maimonides

Mortalism is present in certain Second Temple Period pseudepigraphal works, later rabbinical works, and among medieval era rabbis such as Abraham Ibn Ezra ( 1092 – 1167 ), Maimonides ( 1135 – 1204 ), and Joseph Albo ( 1380 – 1444 ).

" Maimonides ( 1135 – 1204 ), the preeminent Jewish philosopher of his day, wrote, " Only lately some well-to-do men came forward and purchased three copies of my code Mishneh Torah which they distributed through messengers ....

They were studied by Islamic and Jewish scholars, including Rabbi Moses Maimonides ( 1135 – 1204 ) and the Muslim Judge Ibn Rushd, known in the West as Averroes ( 1126 – 1198 ); both were originally from Cordoba, Spain, although the former left Iberia and by 1168 lived in Egypt.

Taking as his framework the metaphysical and psychological system of Moses Maimonides ( Mosheh ben Maimon, 1135 / 8 – 1204 ), Abulafia strove for spiritual experience, which he viewed as a prophetic state similar to or even identical with that of the ancient Jewish prophets.

During the era of relative religious tolerance that followed, writers such as the Jewish theologian Maimonides ( 1135 – 1204 ) or the Muslim polymath ( 1126 – 1198 ) Averroes penned works of theology, science, philosophy, and mathematics that would have lasting impacts on Hebrew and Muslim philosophy and prove essential to the flowering of the European Renaissance centuries later.

The literal message of the work was repulsive to those who maintained God's incorporeality ; Maimonides ( d. 1204 ) wrote that the book should be erased and all mention of its existence deleted.

The Jewish philosopher Maimonides ( 1135 – 1204 ) insisted that faith should be the only reason for circumcision.

The writings and rulings of those such as Rashi ( 1040 – 1105 ), Maimonides ( 1135 – 1204 ), Yosef Karo ( 1488 – 1575 ) who published the most widely accepted code of Jewish law the Shulkhan Arukh, Isaac Luria ( 1534 – 1572 ), the Vilna Gaon ( 1720 – 1797 ), the Chafetz Chaim ( 1838 – 1933 ) and many others have shaped Jewish religious law for almost two thousand years, as their religious rulings were published, distributed, studied, and observed until the present time.

Pioneer scholars such as Ibn Maimun ( Maimonides ), ( 1135 – 1204 ), Al-Idrissi ( d. 1166 AD ), Ibn al-Arabi ( 1165-1240 AD ), Ibn Khaldun ( 1332-1395 AD ), Ibn al-Khatib, Al-Bitruji ( Alpetragius ), Ibn Hirzihim, and Al-Wazzan were all connected with the madrasa either as students or lecturers.

In Jewish tradition, Saadiah ( d. 942 ), Ibn Ezra ( d. circa 1164 ), Maimonides ( 1135 – 1204 ) and Obadiah ben Abraham ( 1465-1515 ) identified the ezov mentioned in the Hebrew Bible with the Arabic word " za ' atar ".

Maimonides ' ( 1135 – 1204 ) Laws of Repentance in his Mishneh Torah is one of the most authoritative sources for the name and function of these days, but he draws on earlier sources: