According to CoinMeta, U.S. Department of Defense officials are evaluating the deployment of U.S. troops in Europe and have requested written feedback from NATO allies regarding their intentions to support U.S. President Donald Trump's foreign policy, restrict the use of U.S. military bases, and purchase products from U.S. defense contractors. Colby, the assistant secretary of defense responsible for policy, has arrived in Brussels to brief NATO allies about a six-month assessment report that will be completed by the end of the year.