In one respect this decision is not altogether surprising. The way the Supreme Court hearings were going, this seemed the most likely decision from the US judiciary. Even so, it's an enormous blow to the Trump regime. The best place to begin understanding this is to go all the way back in history to the US constitution. You need javascript enabled to view this content 4:50 Enable javascript to share Share Supreme Court rules against Trump tariffs At the heart of it was the notion that the