The Trump Administration’s tariff policy, which was announced a week ago today, has started to hit the presidency somewhere that he cares about: His approval rating. Enough, in fact, that Trump on Wednesday announced a drop to 10 percent on most of the non-China tariffs.

Several new, sweeping taxes on goods from other countries are already here — and more took effect on Wednesday. Trump has promised higher rates for his latest and most severe volley of duties, which he calls “reciprocal” tariffs.