But the extraordinary collaboration between outgoing and incoming presidents did not stop both sides from claiming credit.

Pam Bondi cast herself as an independent prosecutor who would keep politics out of the Justice Department if confirmed as President Trump’s attorney general.

Biden’s disastrous debate performance highlighted age concerns.

Donald Trump’s pick for the agency’s director seems likely to win some Democratic support for this nomination, but how much is unclear.

Rarely have representatives of current and new presidents of different parties worked together at such a high-stakes moment. But the president and the president-elect didn’t quite share credit.

Sean Duffy, a former Fox Business host and Wisconsin congressman, would head a sprawling Transportation Department that oversees aviation, rail and transit.

The agreement removed one of the most vexing international conflicts that hovered over the start of his second term.

Vivek Ramaswamy, Elon Musk’s partner in an effort to cut government costs, could make decisions that ultimately make him and his investors richer.

The Transportation Department said in a lawsuit that two of the airline’s routes were consistently delayed in violation of federal rules.

Pam Bondi, a former Florida attorney general, will be asked if she can stand up to Donald Trump, who has made it clear that he wants the government’s top lawyer to execute his commands.

As the country’s top diplomat, Senator Marco Rubio of Florida, who has a special interest in Latin America, would be tasked with navigating Donald Trump’s efforts to expand U.S. influence.

Mark Zuckerberg, the Meta chief executive, is one of several tech leaders expected to play a high-profile role in celebrating the new administration next week.

The New Georgia Project, whose leaders also included Raphael Warnock, now a senator, admitted violating campaign finance laws. It agreed to a $300,000 penalty.

Gov. Gretchen Whitmer addressed the Detroit Auto Show, saying that tariffs should not be used “to punish our closest trading partners,” like Canada.

Senator Marco Rubio, who is nominated for secretary of state, has a long history of personal and policy differences with President-elect Donald Trump.

The loose arrangement of hostile powers could pose a series of conundrums for President-elect Donald Trump’s pick for secretary of state.

In the final days of the Biden administration, the F.D.A. is moving ahead with a proposal to require companies to produce a less addictive product for traditional smokers.

Mr. Shakir said his mission, should he win the post, would be to redefine the Democratic Party as the party of the working class.

President-elect Donald J. Trump’s threat to take back the Panama Canal may be posturing, but it could dampen the Panamanian government’s wish to broaden relations with the United States, analysts say.

In a hearing that stretched more than four hours, Democrats pressed Pete Hegseth, President-elect Donald J. Trump’s pick for defense secretary, on numerous allegations of misconduct, his views about women in combat and his ability to lead the department. Eric Schmitt, national security correspondent for The New York Times, explains a moment that stood out in the hearing.