This title covers the History of Money and reflects upon Empires that had access to gold and silver to strike coins to increase their money supply, help trade, and pay for arms and mercenaries to their project power. Empire status was assured by having a stable gold:silver ratio or paper notes backed by gold coin. The use of paper notes - first issued by the Song dynasty, in China c910, and Kublai Khan’s paper is covered in depth. Historically all paper notes (and debased coi