Gertrude of Austria (1226-1288) was the niece of Duke Frederick II of Austria, the last male member of the Babenberg dynasty (daughter of his elder brother Henry of Mödling), and granddaughter of Leopold VI of Austria and Theodora Angelina. Events Carmelite Order approved by Pope Honorius III Frederick II calls Imperial Diet of Cremona Births June 21 - King Boleslaus V of Poland (died 1279) Abul-Faraj, Syriac scholar (died 1286) Bar-Hebraeus, Syriac historian and bishop (died 1286) Deaths March 7 - William de Longespee, 3rd Earl of Salisbury, English... Events February 22 - Nicholas IV becomes Pope. ... Frederick II, known as the Quarrelsome (German: Friedrich der Streitbare) (1201 – June 15, 1246), from the dynasty of Babenberg, was the duke of Austria and Styria from 1230 to 1246. ... Originally from Bamberg in Franconia, now northern Bavaria, the Babenbergs or Babenberger ruled Austria as counts of the march and dukes from 976 - 1248, before the rise of the house of Habsburg. ... Leopold VI, the Glorious (1176 – July 28, 1230 in San Germano), from the House of Babenberg, was Duke of Austria from 1198 to 1230 and of Styria from 1194 to 1230. ...

She was the primogenitural heir of the entire Babenberg line of Dukes of Austria.

Her uncle, Duke Frederick, had a long quarrel with Emperor Frederick II, during which he had even been under imperial ban. When she was barely in her teens, in 1239, in a spectacular change in imperial politics, duke Frederick however became one of the emperor's most important allies. Negotiations about the elevation of Vienna to a bishopric and of Austria (including Styria) to a kingdom were initiated. However, a condition for those were that the duke's niece Gertrude would have had to marry the almost fifty-year-old emperor. Gertrude refused. Frederick II (left) meets al-Kamil (right) Frederick II (December 26, 1194 - (December 13, 1250), Holy Roman Emperor of the Hohenstaufen dynasty, was pretender to the title of King of the Romans from 1212, unopposed holder of that monarchy from 1215, and Holy Roman Emperor from 1220 until his death... // Events Births June 17 - King Edward I of England (died 1307) December 17 - Kujo Yoritsugu, Japanese shogun (died 1256) Peter III of Aragon (died 1285) John II, Duke of Brittany (died 1305) Ippen, Japanese monk (died 1289) Deaths March 3 - Vladimir III Rurikovich, Grand Prince of Kiev (born 1187) March... Forms of government Part of the Politics series Politics Portal This box:      A monarchy, from the Greek μονος, one, and αρχειν, to rule, is a form of government that has a monarch as head of state. ...

She married first in 1246 (year of her uncle's death) Vladislav of Bohemia, margrave of Moravia (died 1247), eldest son and heir of king Wenceslaus I of Bohemia, secondly Herman VI, Margrave of Baden (died 1250), and after his death in 1252 thirdly Roman of Halicz (divorced 1253), each of which unsuccessfully tried to establish themselves as Dukes of Austria, as did her son Frederick I, Margrave of Baden (1249-68). Margrave is the English and French form (recorded since 1551) of the German title Markgraf (from Mark march and Graf count) and certain equivalent nobiliary (princely) titles in other languages. ... Flag of Moravia Moravia (Czech and Slovak: Morava; German: ; Hungarian: ; Polish: ) is a historical region in the east of the Czech Republic. ... Herman VI, Margrave of Baden (died October 4, 1250) was nominally Duke of Austria and Styria. ... Frederick I, Margrave of Baden (1249 – October 29, 1268, margrave from October 4, 1250), the only son of Margrave Herman VI of Baden and of Gertrude of Austria (the niece of Duke Frederick II the Quarrelsome of Austria), grew up at the Bavarian court with his friend Conradin. ...

Because the Babenberg Austria was inheritable by females according to provisions of Privilegium Minor, she claimed the inheritance first on basis of her father's successor against her uncle Frederick (died 1246), and then against her aunt Margaret, Duchess of Austria (died 1267) and her second husband king Otakar II of Bohemia (deposed in 1276 and killed in 1278) also as heiress of Frederick, and ultimately as heiress of Margaret. Margaret of Austria (born in c 1204, died 29 October 1266) was (titularly) reigning Duchess of Austria in 1252-60, Queen Consort of the Romans 1225-35, and Queen consort of Bohemia 1253-60. ... Otakar II (also spelled Ottokar or Přemysl Otakar/Ottokar) (c. ...

Her first husband Vladislav of Bohemia, Msrgrave of Moravie (died 1247) had already claimed Austrian duchy against duke Frederick, as Gertrude was heiress of the elder brother.

Her second husband Herman VI, Margrave of Baden was able to hold some control in the duchies, but he died in 1250. Herman VI, Margrave of Baden (died October 4, 1250) was nominally Duke of Austria and Styria. ...

Her and Herman's son Frederick I, Margrave of Baden's claim was asserted to the Babenberg inheritance, but he was killed in Naples in 1268, leaving a sister (the future Countess of Heunburg) to continue the line. Their rights were ultimately lost quite fully as Rudolf I of Germany granted her duchies to his own sons in 1282. Gertrude survived her three husbands and her son. Frederick I, Margrave of Baden (1249 – October 29, 1268, margrave from October 4, 1250), the only son of Margrave Herman VI of Baden and of Gertrude of Austria (the niece of Duke Frederick II the Quarrelsome of Austria), grew up at the Bavarian court with his friend Conradin. ... The brass of the tomb of Rudolph I in Speyer Rudolph I (Rudolph of Hapsburg) (May 1, 1218 - July 15, 1291) was a German king. ...

• List of rulers of Austria