Explore 20 historical events from 1250–1259.
Mamluk or Mamaluk were non-Arab, ethnically diverse enslaved mercenaries, slave-soldiers, and freed slaves who were assigned high-ranking military and administrative duties in the …
Mamluks under Baybars murder the Ayyubid sultan Turanshah for fear of losing their privileges
Pope Innocent IV, born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254.
Pope Innocent IV issues the papal bull ad extirpanda, which authorizes, but also limits, the torture of heretics in the
Nichiren was a Japanese Buddhist monk and philosopher of the Kamakura period. His teachings form the basis of Nichiren Buddhism, a unique branch of Japanese Mahayana Buddhism base…
Nichiren, a Japanese Buddhist monk, propounds Namu Myōhō Renge Kyō for the first time and declares it to be the essence
Nichiren was a Japanese Buddhist monk and philosopher of the Kamakura period. His teachings form the basis of Nichiren Buddhism, a unique branch of Japanese Mahayana Buddhism base…
The Japanese monk Nichiren declared the mantra Namu Myōhō Renge Kyō, now a central part of Nichiren Buddhism
Augustinians are members of several religious orders that follow the Rule of Saint Augustine, written about 400 A.D. by Augustine of Hippo. There are two distinct types of Augustin…
The Augustinian monastic order is constituted at the Lecceto Monastery when Pope Alexander IV issues a papal bull Licet
Peter I, also known as Peter Mauclerc and Peter of Dreux, reigned as Duke of Brittany alongside his wife Alix from 1213 to 1221, and was regent of the duchy for his minor son John …
Peter I, duke of Brittany
Walter de Gray was an English prelate and statesman who was Archbishop of York from 1215 to 1255 and Lord Chancellor from 1205 to 1214. His uncle was John de Gray, who was a bishop…
Walter de Gray, English prelate and statesman
Pope Innocent IV, born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254.
Pope Innocent IV issued the papal bull Ad extirpanda, authorizing the use of torture on heretics during the Medieval Inq
Marie of Brabant was Queen of France from 1274 until 1285 as the second wife of King Philip III. Born in Leuven, Brabant, she was a daughter of Henry III, Duke of Brabant, and Adel…
Marie of Brabant, Queen of France (died 1321)
Louis IX, also known as Saint Louis, was King of France from 1226 until his death in 1270. He is widely recognized as the most distinguished of the Direct Capetians. Following the …
Louis IX of France and James I of Aragon sign the Treaty of Corbeil, renouncing claims of feudal overlordship in one ano
Christopher I was King of Denmark between 1252 and 1259. He was the son of Valdemar II of Denmark by his second wife, Berengaria of Portugal. He succeeded his brothers Eric IV Plov…
Christopher I of Denmark (born 1219)
Manfred was the last King of Sicily from the Hohenstaufen dynasty, reigning from 1258 until his death. The natural son of the Holy Roman Emperor Frederick II, Manfred became regent…
Wedding of Manfred, King of Sicily, and Byzantine princess Helena Angelina Doukaina
Peter I was the second son of King Sancho I of Portugal and his wife Dulce, infanta of Aragon, and would eventually become Count of Urgell and Lord of the Balearic Islands. Most of…
Peter I, Count of Urgell
Louis IX, also known as Saint Louis, was King of France from 1226 until his death in 1270. He is widely recognized as the most distinguished of the Direct Capetians. Following the …
Louis IX of France and James I of Aragon sign the Treaty of Corbeil, renouncing claims of feudal overlordship in one ano
Richard was an English prince who was King of the Romans from 1257 until his death in 1272. He was the second son of John, King of England, and Isabella, Countess of Angoulême. Ric…
Richard of Cornwall, and his wife, Sanchia of Provence, are crowned King and Queen of the Germans at Aachen Cathedral
Shajar al-Durr, also Shajarat al-Durr, whose royal name was al-Malika ʿAṣmat ad-Dīn ʾUmm-Khalīl Shajar ad-Durr, was a ruler of Egypt of Turkic origin. She was the wife of As-Salih …
Shajar al-Durr, sovereign sultana of Egypt
Przemysł I, a member of the Piast dynasty, was Duke of Greater Poland from 1239 until his death, from 1241 with his brother Bolesław the Pious as co-ruler. He was able to re-acquir…
Przemysł I of Greater Poland (born 1221)
Augustinians are members of several religious orders that follow the Rule of Saint Augustine, written about 400 A.D. by Augustine of Hippo. There are two distinct types of Augustin…
The Augustinian monastic order is constituted at the Lecceto Monastery when Pope Alexander IV issues a papal bull Licet
Walter de Gray was an English prelate and statesman who was Archbishop of York from 1215 to 1255 and Lord Chancellor from 1205 to 1214. His uncle was John de Gray, who was a bishop…
Walter de Gray, English prelate and statesman
The Kingdom of Serbia, also known by historical exonym Rascia, was a medieval Serbian kingdom in Southern Europe comprising most of what is today Serbia, Kosovo, and Montenegro, as…
Serbian King Stefan Uroš I and the Republic of Venice sign a peace treaty
Marie of Brabant was Queen of France from 1274 until 1285 as the second wife of King Philip III. Born in Leuven, Brabant, she was a daughter of Henry III, Duke of Brabant, and Adel…
Marie of Brabant, Queen of France (died 1321)
Conrad, a member of the Hohenstaufen dynasty, was the only son of Emperor Frederick II from his second marriage with Queen Isabella II of Jerusalem. He inherited the title of King …
Conrad IV, king of Germany (born 1228)
Nichiren was a Japanese Buddhist monk and philosopher of the Kamakura period. His teachings form the basis of Nichiren Buddhism, a unique branch of Japanese Mahayana Buddhism base…
Nichiren, a Japanese Buddhist monk, propounds Namu Myōhō Renge Kyō for the first time and declares it to be the essence
Nichiren was a Japanese Buddhist monk and philosopher of the Kamakura period. His teachings form the basis of Nichiren Buddhism, a unique branch of Japanese Mahayana Buddhism base…
The Japanese monk Nichiren declared the mantra Namu Myōhō Renge Kyō, now a central part of Nichiren Buddhism
Pope Innocent IV, born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254.
Pope Innocent IV issues the papal bull ad extirpanda, which authorizes, but also limits, the torture of heretics in the
Alfonso X was King of Castile, León and Galicia from 1 June 1252 until his death in 1284. During the election of 1257, a dissident faction chose him to be king of Germany on 1 Apri…
Alfonso X is proclaimed king of Castile and León
Ferdinand III, called the Saint, was King of Castile from 1217 and King of León from 1230 as well as King of Galicia from 1231. He was the son of Alfonso IX of León and Berengaria …
Ferdinand III, king of Castile and León (born 1199)
Pope Innocent IV, born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254.
Pope Innocent IV issued the papal bull Ad extirpanda, authorizing the use of torture on heretics during the Medieval Inq
Mamluk or Mamaluk were non-Arab, ethnically diverse enslaved mercenaries, slave-soldiers, and freed slaves who were assigned high-ranking military and administrative duties in the …
Mamluks under Baybars murder the Ayyubid sultan Turanshah for fear of losing their privileges
Peter I, also known as Peter Mauclerc and Peter of Dreux, reigned as Duke of Brittany alongside his wife Alix from 1213 to 1221, and was regent of the duchy for his minor son John …
Peter I, duke of Brittany