* Alfonso, Count of Poitou ( 1220 – 1271 ), jure uxoris Alfonso II, Count of Toulouse

* Stephen ( 1236 – 10 April 1271 ), father of Andrew III of Hungary.

Iron plate with an order 6 magic square in Persian / Arabic numbers from China, dating to the Yuan Dynasty ( 1271 – 1368 ).

Arabic numerals were introduced to China during the Yuan Dynasty ( 1271 – 1368 ) by the Muslim Hui people.

Alphonse of Poitiers ( 11 November 1220 – 21 August 1271 ) was the Count of Poitou from 1225 and Count of Toulouse ( as Alfonso II ) from 1247.

* 1271 – In Syria, sultan Baybars conquers the Krak of Chevaliers.

** Philip III ( 1271 – 1285 )

* Philip III ( 1271 – 1285 )

Hand cannon from the Mongol Yuan Dynasty ( 1271 – 1368 )

The oldest confirmed written mention of dominoes in China comes from the Former Events in Wulin ( i. e. the capital Hangzhou ) written by the Yuan Dynasty ( 1271 – 1368 ) author Zhou Mi ( 1232 – 1298 ), who listed " pupai " ( gambling plaques or dominoes ) as well as dice as items sold by peddlers during the reign of Emperor Xiaozong of Song ( r. 1162 – 1189 ).

* 1271 – Kublai Khan renames his empire " Yuan " ( 元 yuán ), officially marking the start of the Yuan Dynasty of Mongolia and China.

# Isabella ( 2 March 1241 – 28 January 1271 ), married Theobald II of Navarre

Rabbinical Judaism calculated a lifespan of Moses corresponding to 1391 – 1271 BCE ; Christian tradition has tended to assume an earlier date.

Pedro became the physician of Pope Gregory X ( 1271 – 76 ) early in his reign.

1210 – 10 January 1276 ), born Tedaldo Visconti, was Pope from 1271 to 1276.

* Papal election, 1268 – 1271

* 1271 – Charles Martel of Anjou ( d. 1295 )

* 31 May – Maurice de Berkeley, 2nd Baron Berkeley, English rebel baron ( b. 1271 )

* April 7 – Joan of Acre, daughter of King Edward I of England ( b. 1271 )

* November 11 – Alphonse of Toulouse, son of Louis VIII of France ( d. 1271 )

* July 4 – Saint Elizabeth of Portugal ( b. 1271 )

* 1271 – July 2 – Kings Otakar II of Bohemia and Stephen V of Hungary sign the first Peace of Pressburg, settling territorial claims following the failed invasion of Hungary by Otakar II.

# 10r: King Wenceslaus of Bohemia ( Wenceslaus II, 1271 – 1305 )

* June 21 – King Wenceslaus II of Bohemia and Poland ( b. 1271 )

# Guta ( Jutte / Bona ) ( 13 March 1271 – 18 June 1297, Prague ), married 24 January 1285 to King Wenceslaus II of Bohemia and became the mother of king Wenceslaus III of Bohemia, Poland and Hungary, of queen Anne of Bohemia ( 1290 – 1313 ), duchess of Carinthia, and of queen Elisabeth of Bohemia ( 1292 – 1330 ), countess of Luxembourg.

* Wenceslaus II of Bohemia ( 17 September 1271 – 21 June 1305 ).

Wenceslaus II Přemyslid (; ; 27 September 1271 – 21 June 1305 ) was King of Bohemia ( 1278 – 1305 ), Duke of Cracow ( 1291 – 1305 ), and King of Poland ( 1300 – 1305 ).

* Wenceslaus II of Bohemia ( 1271 – 1305 ), King of Bohemia and Poland

In 1300 Richeza was married to a widower, King Wenceslaus II of Bohemia ( 1271 – 1305, reigned in Bohemia from 1278 and in parts of Poland from 1304 ), who wanted to use her succession rights in order to gain Poland.

Very large bore (>= 0. 750 inch ) sousaphones, with oversized bells as large as 32 " in diameter, were made by Conn (" Grand Jumbo " ( 3-valve ) & 48K ( 4-valve )) and King (" Jumbo " ( 3-& 4-valve versions ) & " Giant " ( 3-valve ) & 1271 ( 4-value )) in the mid-1920s and 1930s, and by Martin, York, & Buescher, but they disappeared from the catalogs during the Depression or at the onset of World War II.

* August 31 – Henry II of Jerusalem ( b. 1271 )

Stephen was defeated in two smaller battles, but finally won a decisive victory on 21 May 1271 over the Czech and Austrian troops of Ottokar II of Bohemia.

His first wife was Beatrice, daughter of Amadeus IV, count of Savoy, by whom he had a daughter, Constance, who became the wife of King Peter III of Aragon ; his second wife, who died in prison in 1271, was Helena Angelina Doukaina, daughter of Michael II Komnenos Doukas, ruler of the despotate of Epirus, who made this marriage to ally with Manfred after being attacked by him at Thessalonica.

* 1249 – 1271 Joana and Anfós II de Peiteus, her husband.

In 1271 and 1273 – 1276 the town is captured by the King of Bohemia, Ottakar II in connection with fighting between Hungary and Bohemia because of Styria.

The most famous dukes were Mestwin I ( 1207 – 1220 ), Swantopolk II ( 1215 – 1266 ), and Mestwin II ( 1271 – 1294 ).

* 1264 – 1271 Yaroslav III, son of Yaroslav II

Louis II, Duke of Bavaria granted Kitzbühel town rights on 6 June 1271, and it was fortified with defensive town walls.

# Isabella ( 2 March 1241 – 28 January 1271 ), married Theobald II of Navarre

Mestwin's brother Wratislaw II, principal Pomerelian duke and ruler of Gdańsk ( Danzig ), was forced out of his duchy by Mestwin II and most likely his new ally in 1271.

Defeated Wartislaw II found refuge with Ziemomysł of Kuyavia, the duke of Inowrocław and sought assistance from the Order, but he died unexpectedly in Wyszogród in 1271.