One of the most extensive underground marketplaces for illicit goods and untraceable transactions was launched in 2011. Silk Road used Bitcoin (CRYPTO: BTC) as one of its primary methods of payment, due to the anonymity of users. Here’s a look at how much Bitcoin has risen in value since Silk Road was shut down. What Happened: On Oct. 2, 2013, the FBI announced Silk Road had been shut down. During its operation, Silk Road generated over $1.2 billion in sales volume from Bitcoin transactions in the 18-month period leading up to its closure. Silk Road was used for activities that included fake p…