Editing 1312 (section)

===October &ndash; December===
* [[October 13]] &ndash; [[Özbeg Khan]], the Mongol ruler of much of Russia, demands that the Middle East Mongol ruler Öljaitü cede to him the [[Azerbaijan (Iran)|Azerbaijan]] territory of modern-day [[Iran]].
* [[October 31]] &ndash; [[Henry VII, Holy Roman Emperor]] abandons his campaign against [[Florence]].
* [[November 9]] &ndash; [[Otto III, Duke of Bavaria|Otto III]], [[List of monarchs of Bavaria#First partition, 1253–1340|Duke of Lower Bavaria]] and former King of Hungary, dies at his capital at [[Landshut]] (''Niederbayern''). Otto had shared power with his two brothers [[Louis III, Duke of Bavaria|Louis III]] (who died in 1296) and [[Stephen I, Duke of Bavaria|Stephen I]] (who died in 1310), and the only heirs are the minor children of Stephen, 7-year-old [[Henry XIV, Duke of Bavaria|Henry XIV]] and 5-year-old [[Otto IV, Duke of Lower Bavaria|Otto IV]], and Otto's 2-month-old son [[Henry XV, Duke of Bavaria]]. 
* [[November 13]] &ndash; Four years after the marriage of King [[Edward II of England]] and Queen consort [[Isabella of France|Isabella]], an heir to the throne is born at [[Windsor Castle]], and will be christened four days later. [[Edward III of England|Prince Edward]]. Upon the death of Edward II in 1327, his son will be crowned King Edward III at the age of 14.
* [[December 7]] &ndash; [[Michael II of Antioch|Michael II]], [[List of Syriac Orthodox patriarchs of Antioch#Syriac patriarchs from 1292 to 1445|Syrian Orthodox patriarch of Antioch]], dies after a service of 20 years. Michael III Yeshu will be elected his successor.<ref name="Gorgias Press">{{cite book | last1 =Barsoum| first1=Ephrem |date=2003|title=The Scattered Pearls: A History of Syriac Literature and Sciences|edition=2nd|publisher=Gorgias Press|translator=Matti Moosa|author-link1=Ignatius Aphrem I Barsoum|page=488}}</ref>
* [[December 13]] &ndash; [[John Hotham (bishop)|John Hotham]] is appointed as the new [[Chancellor of the Exchequer]] in England by King Edward and serves for three and a half years.
* [[December 15]] &ndash; In Germany, [[Henry II, Lord of Mecklenburg|Henry II the Lion]], ruler of [[Mecklenburg]], succeeds in his conquest of the [[Lordship of Rostock]], at the time a [[protectorate]] of [[Eric VI of Denmark|King Eric VI Menved of Denmark]].  
* [[December 23]] &ndash; At [[Avignon]] in France, [[Pope Clement V]] elevates nine bishops, all French, to the position of Roman Catholic cardinals. The nine include Jacques d'Euse, Bishop of Avignon, who will be elected [[Pope John XXII]] as Clement's successor in 1316.<ref>[https://web.archive.org/web/20180326033905/http://webdept.fiu.edu/~mirandas/consistories-xiv.htm#ClementV "Cardinals of the 14th Century", by Salvador Miranda, in ''The Cardinals of the Holy Roman Church'']</ref>