The Secret Communication Network of the Mongol Empire — Fexingo History
The Yam's Golden Age Under Ögedei Khan — Fexingo History
This episode details the standardization of the Mongol Yam system under Ögedei Khan, including the 1234 decree, hereditary yamchi, and the paiza credential. It highlights the network's scale, abuses, reforms, and its role in Mongol administration.