The president includes coarse language, taunts, insults and threats in his daily communications.

In his latest column, Princeton historian Julian Zelizer argues that President Trump has robustly used his presidential authority to advance his agenda, putting to rest the myth that the Republican Party favors a more limited government.

President Trump is ramping up tariff threats against Europe as part of his escalating pressure campaign to acquire the Danish territory of Greenland.

President Trump is expected to speak at the World Economic Forum this week, following a buildup of international tension.

With troops standing by for Minnesota and an escalating campaign for Greenland, NPR's Michel Martin asks former Trump official Miles Taylor if this is a presidency without guardrails.

It's unclear how many leaders have been asked to join the board, and the large number of invitations being sent out, including to countries that don't get along, has raised questions about the board's mandate and decision-making processes.

NPR's Steve Inskeep speaks with Michigan Gov. Gretchen Whitmer about tariffs, the security of upcoming elections and the prospects of a female president.

A large share of the departures so far this term were on the National Security Council staff.

Like President Trump, lawmakers around the U.S. blame corporate homebuyers for high prices and want to restrict them. Experts say it's not so simple, and passing laws has proved difficult.

Three states that tried to put the Ten Commandments in schools have been blocked in the courts. In Ohio, lawmakers are considering a new approach.