The Commission believes that the comprehensive and multidisciplinary character of this action plan can provide a coherent operational framework for the EU and its Member States within the EU’s hydra market borders, and proposals for cooperation and assistance to fight firearms trafficking in and with south-east Europe. According to Digiconomist, as of July 15, 2021, a single Bitcoin block requires 1,721. The Network Structure of Opioid Distribution on a Darknet Cryptomarket.