The Signal chat about U.S. plans for a strike against Houthi militants reveals how the Trump administration is conducting policy and presents a test for how officials handle the fallout.

"It's difficult to say that we can continue to rely on the ... Conference in which he accused European allies of stifling free speech, and it's been underlined again this week.

Key members of Donald Trump’s cabinet have ripped into European allies, branding them “free-loading” and ... and that’s all I have to say about that,” he told reporters after the ...