OldTapesHistory on Instagram: "Lost footage reveals a rare and fascinating moment in history: the first recorded visit of the so-called “Black Khan” of Mongolia to the Ming Dynasty court in the year 1440. Shrouded in mystery and political intrigue, this visit marked a brief but significant thaw in tensions between the Mongol tribes and the Chinese empire. The footage, though aged and fragmentary, captures ceremonial exchanges, guarded diplomacy, and the symbolic meeting of two powerful cultures