The biggest threat in history to United States National Security would be a negative decision on Tariffs by the U.S. Supreme Court. We would be financially defenseless. Now Europe is going to Tariffs against China, as they already do against others. We would not be allowed to do what others already do!https://justthenews.com/government/diplomacy/european-countries-threaten-tariffs-china-following-trump-trade-deficits