The 1280s

Overview

Events

### Around 1280
Rich archaic Māori burials were discovered at a site in the north of the southern island of New Zealand, indicating a hierarchical society with hereditary transmission. The artifacts found included "bottles" made with moa's egg shells, sculpted tumblers in whale teeth, shark teeth, polished stone herminettes, hooks, and bone harpoons.

According to oral tradition, one of the successors of Eweka favored the work of bronze artisans from Benin by bringing the bronzer Igueba from Ife.

### 1280
* June 23: The Battle of Moclín took place during the Reconquista, where troops of the emirate of Granada defeated those of the Kingdom of Castile and the Kingdom of León.
* September 27: King Magnus I of Sweden established a Swedish nobility by enacting a law accepting a contribution from a cavalry member instead of ordinary tax payments.

### 1281-1289
The Mongol expeditions to Japan (1281) and South-East Asia were unsuccessful, with defeats in Champa (1281, 1283), Annam (1285, 1287), Burma (1287), where Mongolian warriors were decimated by the tropical climate.

### 1282
* The Sicilian Vespers marked the beginning of the conflict between the house of Aragon and the house of Anjou for control.
* Tsar Ivan Asen III of Bulgaria fled Tarnovo, ending the Asen dynasty in Bulgaria.

### Other Events
* Construction of the northern part of the Imperial Canal of China began.
* The final expansion of Lincoln Cathedral in England was completed.
* Syria attempted to separate from the Mamluk Sultanate of Egypt but was defeated by Al Mansur Qalawun, who retained control over Syria.
* The second of two major surveys of the Hundred Rolls, an English census considered a follow-up to the Domesday Book, was completed.

Note: I've kept all factual data, numbers, dates, and names intact while avoiding redundancies and resolving conflicts logically.