Y. im bad at rewording things. can someone help. me make this sound more advanced? The Columbian exchange was a major moment in history that caused the increase of trade networks throughout the world and for silver to be mined in the polosi, mines in the Neworld, which grabs the attention of china who used to get their silver from japan. China soon required silver to be used as their form of currency, causing the demand for it to grow. The global flow of silver throughout the world affected the economic system of china by persuading foreign trade to be allowed to gain more silver.