Yelü Chucai leads North China tax reformsJan 1, 1229Labels: Yel Chucai, North ChinaBritannicaYel Chucai
Shigi Qutuqu appointed chief official in North ChinaJun 1, 1234Labels: Shigi Qutuqu, North ChinaShigi Qutuqu
North China census and household registers updatedJan 1, 1235Labels: North China, Household registersShigi QutuquChinaKnowledge
Ögedei’s reforms curb unauthorized extraction and privilegesJan 1, 1236Labels: gedei Khan, Paiza regulationgedei
Möngke elected Great Khan, begins administrative tighteningJul 1, 1251Labels: M ngke, Central administrationM ngkeMongol Empire
Möngke orders empire-wide census for taxationJan 1, 1252Labels: Empire-wide census, M ngkeM ngkeMongol Empire
Department of Monetary Affairs established to control over-issueJan 1, 1253Labels: Department of, M ngkeM ngkeSociety Mongols
Möngke decrees Arghun Aqa’s Persian census implementationJan 1, 1254Labels: Arghun Aqa, Persia censusIranicaArghun Aqa
Novgorod compelled to accept census and tax regimeJan 1, 1258Labels: Alexander Nevsky, NovgorodBritannica
Census reaches completion with counting of NovgorodJan 1, 1259Labels: Novgorod census, Empire-wide censusM ngkeMongol Empire
Death of Möngke ends reform phase at the centerAug 11, 1259Labels: M ngke, Succession crisisM ngkeBritannica