This report seeks to legally arm the US government to pursue US interests vis-à-vis the UK and the EU (“Brexit Parties”), and to push trading priorities in negotiations under the auspices of the WTO. The report examines exactly how and when the US may assert its rights at the WTO and appropriately challenge existing trade remedy orders. It also explores the legal approaches by which the US would have valid bases to complain against the UK and the EU in the context of Brexit,