Chief of staff Mick Mulvaney called a meeting that resulted in the replacement of the administration's Ukraine team with people considered more reliable, according to an account of a deposition.

The president told reporters on Friday that he's being treated "very unfairly" and that what House Speaker Nancy Pelosi calls impeachment isn't real until the full chamber casts a vote.

After a delay, the House Intelligence Committee is set to convene its first closed-door deposition with a witness. Meanwhile, President Trump thunders, calling the inquiry a waste of time.

Washington is closing out a week that included a vortex of developments involving President Trump, Congress and the 2020 election. Here's what may be around the corner.

The acting director of national intelligence is meeting the House and Senate intelligence committees on Thursday as Washington roils over Ukraine and an ongoing impeachment inquiry.

President Trump asked his Ukrainian counterpart to see what he could find out about former Vice President Joe Biden and his family and to be in touch with Trump's lawyer and the attorney general.

In a fight to frame the political conflict, President Trump alleges former Vice President Joe Biden and his son are "corrupt." Opponents point to the president's own phone call.

Senate Majority Leader Mitch McConnell has agreed to add $250 million for state and federal efforts to secure the election. Critics say Congress must set aside more dollars and pass a new bill.

The former campaign manager appeared before a House panel to defend President Trump over charges of "collusion." Democrats focused on Trump's desire to constrain the Mueller inquiry.

A foreign policy and national security whirlwind in Washington has scrambled the outlook for U.S. policy on Afghanistan, Iran, North Korea, Russia and more.

The national security adviser caught the president's attention for his aggressive stance as a Fox News commentator but strayed from favor after pushing too hard against Trump's wishes.

Officials at every level say they're changing their approaches to election security as the presidential race comes into view. One challenge, though, is not knowing exactly how to prepare.

The California conference with the FBI, as well as U.S. intelligence and security officials, reflected a new consensus about the need to prepare against attacks aimed at the next election.

While "deepfakes" or other manipulated digital material could appear to show events that never happened, their existence also gives politicians the opportunity to cast doubt on reality.

The threat from cyberattacks and social media agitation isn't going away, security officials warn — but there could be new twists as President Trump battles Democrats for the White House.

Because most elections truly are local, it would be nearly impossible for a foreign adversary to touch them all with a single effort. But that diversity also comes with security challenges.

An inspector general investigation concluded that former FBI Director James Comey broke rules governing the handling of documents that described his now-famous exchanges with President Trump.

The Truman administration saw huge strategic value in the island as a geographic bulwark against the Soviet Union. Ultimately, the U.S. got access to Greenland without needing to purchase it.

The president's Republican allies in the Senate never appeared to warm up to the Texas congressman, and news reports suggested he had overstated his terrorism-fighting qualifications.

The Federal Election Commission is considering new language to tighten restrictions on foreign involvement as lawmakers continue pushing for new legislation.