John Roberts Is Losing Patience With Trump

Ms. Greenhouse, the recipient of a 1998 Pulitzer Prize, reported on the Supreme Court for The Times from 1978 to 2008.

Chief Justice John Roberts doesn’t waste words.

His majority opinion in last week’s tariff ruling was, characteristically, a model of succinctness. In a mere 21 pages (Justice Neil Gorsuch’s concurring opinion, by contrast, clocked in at 46 pages, and Justice Brett Kavanaugh’s dissent at 63), he explained why, as a matter of statutory interpretation and the constitutional separation of powers, President Trump lacked the authority he had claimed, under the International Emergency Economic Powers Act, to impose a hodgepodge of tariffs on countries all over the world.

There was, however, one exception to the opinion’s conciseness: a meaty paragraph describing the roller-coaster course of Mr. Trump’s tariff regime. Here, with citations to seven separate executive orders omitted for the sake of readability, is the chief justice’s account:

Since imposing each set of tariffs, the president has issued several increases, reductions and other modifications. One month after imposing the 10 percent drug trafficking tariffs on Chinese goods, he increased the rate to 20 percent. One month later, he removed a statutory exemption for Chinese goods under $800. Less than a week after........

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