The industry-based tariffs offer potentially more durability than the country-level levies Trump imposed under the International Emergency Economic Powers Act. The Supreme Court has agreed to consider a challenge to those tariffs, after two lower courts have already declared them illegal.

The president said he would impose a tariff of 100 percent on certain brand-name drugs. Here’s what we know so far.

John Deere exemplifies the unintended consequences of Trump’s tariff strategy. The company reported a 26% drop in net income and a 9% decline in sales, attributing much of this to reduced farmer spending and increased production costs due to tariffs on steel and aluminum.

The US has imposed a 50% tariff on most Indian exports, following through on its threat to raise them from 25%. Although they are formally applied to goods, there are fears that tariffs could also unleash a domino effect on IT services.

Although smartphone prices haven’t significantly increased yet, prices for other consumer products, including apparel, footwear and coffee, are rising, driven by tariffs costs.

Two lower courts have said some of President Trump's tariffs are unlawful. Now the Supreme Court has agreed to examine the issue.

The 3D-printing hype ended years ago, but the threat of tariffs and the closing of the de minimis exemptions means that making your own stuff might actually hold some value.