Cryptocurrencies refer to exchangeable digital units of value secured by cryptography. Associated with decentralized ledger tech, which is also widely known as blockchain, cryptocurrencies aim at achieving secure transactions guaranteed by computational tools instead of relying on a centralized authority. Examples include Ethereum, Zcash, Bitcoin, and Steem.
One of the downsides of globalization is the fact that it brought about the emergence of malignant non-state actors; countries that were once accustomed to the conventional threat from other states now had to face the menace of transnational organized criminal groups, and particularly terrorist entities.
Interventionist policy has deep roots in U.S. history. From the struggle to limit the expansion of communism in the 1900s to the several operations conducted by US military forces on foreign soil, the United States is notoriously known to intervene in other countries in order to fulfil certain agenda that benefits its national interests.