Former President Donald Trump last week pitched what would be one of the most significant expansions of U.S. immigration in decades.

The new ruling could have effects on what is brought up during the upcoming debate.

Candidates, such as Donald Trump and President Joe Biden in 2024, are vying for smaller groups of undecided voters who watch the debates, experts say.

Former federal prosecutor and ABC News contributor Kan Nawaday joins ABC News' Jay O Brien for further analysis of the case.

Donald Trump expressed concern that turning over classified documents after a May 2022 subpoena could result in criminal charges, according to notes reviewed by ABC News.

Special counsel Jack Smith is defending the August 2022 search of Mar-a-Lago following Donald Trump's lawyers' request to dismiss his classified documents case.

Tuesday's hearing in Donald Trump's classified documents case reached a heated conclusion after a prosecutor accused Trump's lawyers of "hijacking" the proceedings.

A Manhattan judge partially lifted the gag order on former President Donald Trump on Tuesday, allowing him to mention witnesses and jurors.

As former President Trump continues to weigh his options for vice president, the abortion stances held by prospective shortlist candidates have become an issue of focus.

Joe Biden and Donald Trump are working to meet vastly different expectations at Thursday's debate -- expectations that, for each, have been largely set by Republicans.

When Joe Biden and Donald Trump face each other on stage in Atlanta, it will mark the first time a sitting president and former president have ever debated.

Former President Donald Trump is preparing for next week’s highly anticipated debate against President Joe Biden.

Thursday's debate marks one of just a few foreseeable chances for Joe Biden and Donald Trump to change their fortunes before Election Day.

In 2020, he made similar baseless claims Biden used performance-enhancing drugs.

ABC News Senior Congressional Correspondent Rachel Scott shares insights and predictions on a possible VP running mate for Trump.

The former president has repeatedly suggested the baseless claim that President Joe Biden might take a performance enhancing drug before the debate.

The judge who oversaw Donald Trump's criminal trial in Manhattan agreed to partially lift a gag order on the former president Tuesday.

Hillary Clinton, noting she is "the only person" to have debated both Joe Biden and Donald Trump, shared her thoughts on the upcoming presidential debate.

ABC News’ Rachel Scott addresses the heat between President Joe Biden and former President Donald Trump as the first 2024 presidential debate approaches.

ABC News' Katherine Faulders discusses former President Donald Trump’s previous concerns in turning in classified documents and the role that sealed notes play in his case.

Here's a look at how special counsel Jack Smith's investigation into former President Donald Trump's handling of classified documents has progressed.

President Joe Biden is planning to put abortion rights front and center while former President Donald Trump has issued attacks on Biden’s debate prep before they both take the stage.

The first high-stakes presidential debate is just three days away. President Joe Biden and Donald Trump are preparing in very different ways.

The judge in Donald Trump's classified documents case did not rule from the bench Monday on special counsel Jack Smith's request to impose a limited gag order on him.

The judge in Donald Trump's classified documents case pressed government attorneys Monday to provide more information about the funding of the special counsel's probe.

The former president's attorneys are trying to get the classified documents case thrown out by alleging special counsel Jack Smith's appointment is "invalid."

The Trump campaign called them "extremists" but Trump himself said nothing on Monday.

Thursday's debate offers both candidates a chance to change or reinforce perceptions.

ABC News’ Katherine Faulders discussed how the special counsel scrutinized a previously unreported trip the former President Donald Trump took to Mar-a-Lago weeks before the FBI raid.

538 Politics podcast host Galen Druke discusses how the candidates prepare and the importance of the abortion topic.

A Mar-a-Lago trip taken by Donald Trump that aides allegedly "kept quiet" before the FBI searched the property in 2022 raised suspicions among investigators, sources say.

With the first debate just three days away, ABC News’ Mary Bruce and Rachel Scott share how President Joe Biden and former President Donald Trump are preparing.

President Joe Biden and former President Donald Trump will face off this week in a presidential debate -- a rematch between the two candidates, but their first in 2024.

Frank Luntz, Doris Kearns Goodwin and Jon Meacham preview the first 2024 presidential debate on “This Week.”

The Powerhouse Roundtable breaks down the latest news on “This Week.”

ABC's White House correspondent Maryalice Parks reports on how President Joe Biden and former President Donald Trump are trading barbs in the countdown to the debate.

ABC News’ Political Director Rick Klein breaks down the latest 538 polls with the first presidential debate just four days away.

In just five days President Joe Biden and Donald Trump will face off in their first presidential debate to win the White House.

You can watch the first presidential debate on June 27 with the ABC News’ special “Race for the White House” with David Muir and ABC News’ political team starting at 8 p.m.

ABC News’ Deputy Political Director Averi Harper and ABC News’ White House Correspondent MaryAlice Parks take a closer look at this week's top political headlines.

Biden won a coin toss to secure a position on the right side of the stage during next week's debate, but by doing so allowed Trump to have the debate's last word.

A judge has dismissed the charges filed by the Nevada AG against six so-called "alternate electors" related to their alleged efforts to overturn the 2020 election.

Manhattan DA Alvin Bragg, in a court filing Friday, opposed lifting the limited gag order on Donald Trump as he awaits sentencing in his hush money case.

The Trump campaign has rapidly outpaced Biden's campaign in fundraising.

Dr. Fauci discusses advising Former President Trump during the height of the pandemic, serving under seven presidents as NIAID director.

The three defendants were charged with forgery.

Trump's campaign clarified his immigration proposal to give green cards to all foreign college students, arguing there would be an "aggressive vetting process."

Bannon was ordered to surrender to prison by July 1 to serve his four-month sentence for a contempt of Congress conviction.

Lawyers for Donald Trump are arguing that Jack Smith's appointment as special counsel in Trump's classified documents case allows the AG to "set up a shadow government."

President Joe Biden is spending the weekend huddled at Camp David with his closest advisers preparing to face off against former President Donald Trump.