. The Americas A severe 23-year drought begins to affect the Grand Canyon area, eventually forcing the agriculture-dependent Puebloans (or Anasazi) to migrate out of the region. By topic Cities and Towns March 9 – Augsburg is granted the status of an Imperial Free City. Later, Ravensburg also receives the status in the same year. Culture Merton College, Oxford, is first recorded as having a collection of books, making its Library the world's oldest in continuous daily use. Economy Henry of Ghent (or Henricus) becomes the last major theologian to openly consider annuities as a usurious contract. The end of the debate allows for the expansion of the budding practice of renten emission, to become a staple of public finance in northwestern Europe. Religion January 10 – Pope Gregory X dies after a 4-year pontificate at Arezzo. He is succeeded by Innocent V as the 185th pope of the Catholic Church. June 22 – Innocent V dies after a 5-month reign at Rome. He is succeeded by Adrian V (or Hadrian) as the 186th pope of the Catholic Church. August 18 – Adrian V (or Hadrian) dies after a 2-month reign at Viterbo. He is succeeded by John XXI as the 187th pope of Rome (until 1277). The foundation stone of the Minoritenkirche in Vienna is laid by Ottokar II. Births February 21 – Thomas de Multon, English nobleman (d. 1313) May 3 – Louis of Évreux, son of Philip III (the Bold) (d. 1319) September 14 – Hugh de Courtenay, English nobleman (d. 1340) September 29 – Christopher II, king of Denmark (d. 1332) October 4 – Margaret of Brabant, queen of Germany (d. 1311) October 19 – Hisaaki, Japanese prince and shogun (d. 1328) Agnes of Bavaria, German noblewoman and regent (d. 1345) Diederik II, German count of Limburg-Hohenlimburg (d. 1364) Humphrey de Bohun, English nobleman and knight (d. 1322) Ichijō Uchisane, Japanese nobleman and regent (d. 1304) Margaret of Lusignan, queen of Cilician Armenia (d. 1296) Matilda of Brunswick-Lüneburg, German co-ruler (d. 1318) Maurice de Moravia (or Moray), Scottish nobleman (d. 1346) Najm ad-Din al-Tufi, Persian scholar and theologian (d. 1316) Robert of Anjou, king of Naples (House of Capet) (d. 1343) Thomas Dagworth, English nobleman and knight (d. 1350) Vakhtang III, king of Georgia (House of Bagrationi) (d. 1308) Deaths January 10 – Gregory X, pope of the Catholic Church (b. 1210) January 24 – Walram