Announcing big changes to environmental rules doesn't undo facts on the ground overnight. Instead, EPA's announcement is the first step in what is likely to be a lengthy process to remake the rules and policies it targeted.

It was a week that saw not only more twists in the tariffs saga but also Trump's big Hill address, the suspension of aid to Ukraine, more firings at agencies, and more. NPR keeps track, day by day.

After a firehose of a first six weeks back in the White House, President Trump delivered a boastful and partisan address to a joint session of Congress Tuesday night. Here are six takeaways from the speech.

The rise and potential fall of independent agencies.

Three years after Russia launched its invasion of Ukraine, the U.S., in a split with its European allies over the war, sided with Russia at the U.N.

Five weeks in, there's an emerging pattern in how the Trump administration moves to target federal employees. And it begins with Elon Musk bringing in tactics he's employed at his various businesses.

In his visit on Thursday, the prime minister will try to leverage the U.K.'s so-called "special relationship" with U.S. and act as a bridge between the Trump administration and U.S. allies in Europe.

In the White House briefing room Tuesday, the Trump administration announced its latest steps to tighten its grip on the message it sends out and the news coverage it receives.

Critic Eric Deggans explains how Saturday Night Live became the long-lived force it is.

President Trump plans to fire several Board Members at Washington D.C.'s John F. Kennedy Center for the Performing Arts and indicated that he's naming himself chairman. Here's why it matters.

The 19th century term describes the perceived right of Americans to use force or the threat of force to wrest desireable land from the grasp of others.

CBS News appears likely to settle a lawsuit filed by President Trump in a case that legal observers say it should win. The network is caught up in Trump's assault on the media and an owner intent on finalizing a sale.

Most Gaza residents are the descendants of Palestinian refugees driven to the enclave in a 1948 war. They harbor a deep fear of being uprooted again, and President Trump's remarks struck a raw nerve.

President Trump wants to impose sweeping tariffs on Canada, Mexico and China. NPR's Steve Inskeep spoke with two economists who unpacked the repercussions for the United States.

While prices and the economy were top issues during the campaign, President Trump is making clear that other issues — most notably immigration — are his main focus at the start of his second term.