Welcome to the NewsHour. The Supreme Court struck down most of President Trump's global tariffs today in a six to three decision that is a major blow to his economic agenda.

The court ruled that President Trump did not have the authority under a 1977 economic emergency law to issue such sweeping tariffs.

The president responded forcefully, using sharp language

to criticize the justices who ruled against him, calling them unpatriotic and disloyal to the

Constitution. At a press conference, he said he would move forward regardless, vowing to impose a global

10% across-the-board tariff under a different law.

The Supreme Court's ruling on tariffs is deeply disappointing,

and I'm ashamed of certain members of the court, absolutely ashamed,

for not having the courage to do what's right for our country.

The Democrats on the court are thrilled, but they will automatically vote no.

They're against anything that makes America strong, healthy, and great again.

They also are a, frankly, disgrace to our nation. Although I firmly disagree with

the court's holding today, the decision might not substantially constrain a president's ability

to order tariffs going forward. That's because numerous other federal statutes, which is so true, authorize the president

to impose tariffs and might justify most, if not all, of the tariffs issued in this case.

Even more tariffs, actually.

And we start our coverage tonight with the NewsHour's Supreme Court analysts and Scotist blog co-founder Amy Howe.

Amy, it's always good to see you. I want to read part of the Chief Justice's opinion in this case,

where he challenges the president's decision to impose the tariffs. He says in part, quote,

The president asserts the extraordinary power to unilaterally impose tariffs. In light of the breadth, history,

and constitutional context of that asserted authority, he must identify clear congressional

authorization to exercise it. So what are your key takeaways from today's ruling and this

...