Laplante agreed the plaintiffs could proceed as a class, allowing him to issue a fresh judicial order blocking implementation of the Republican president's policy nationally.

Earlier this week, Trump issued new tariff announcements for a number of countries, including Japan, South Korea, Canada and Brazil, as well as a 50% tariff on copper.

"Today's decision is an obvious and unlawful attempt to circumvent the Supreme Court's clear order against universal relief. This judge's decision disregards the rule of law by abusing class action c...