Money, money, Money… Who's the common denominator?

What did Napoleon say? "Money… money... money..." 

Who invented money to become the world's richest person? Wasn't it the Lydian King Croesus, who printed money containing electrum in Sardis, present-day Salihli, Manisa, in the seventh-century B.C.?

Lydian electrum coin

Who came forth in economic history with paper money, called banknotes? Wasn't it the Mongolian Khan Kublai? 

Throughout history, commemorative coins have been printed in various countries for celebrations. The first known commemorative coin was the Athens Deka (10) drachma, which was printed in 479 B.C. in ancient Greece to celebrate victory against the Persians.

Athens Deka Drachma

Some 1,900 silver coins, which were discovered in Antalya's Elmalı district in 1984 along with 14 Athens Drachmas, were called the "trove of the century."

I received two emails, one from London and one from Ankara, related to banknotes in one week. The one from London was about the newly opened Banknote Gallery in the Bank of England, which is the Central Bank of the Brits. 

The director of the museum, Jennifer Adam, explained that newly printed money with polymer-e (a chemical compound) was also on display. 

"The first banknote was used by Chinese people in 140 B.C. at the time of the Wu-ti Dynasty; it was gradually taken out of circulation until the Mongols. The Mongol khan had paper money printed for the first time between 1260 and 1290.

Kublai banknote and printing tool

The Uighurs used the money, called 'Kumdu' - seals printed on pieces of fabric - in the 11th century. Also in the northern Black Sea … the Suvar Turks put Ekin ...