Ex-FBI informant Alexander Smirnov, who was charged with lying about President Joe Biden and his son's business dealings, has reached a plea deal with prosecutors.

Here's a timeline of legal and political scrutiny President Joe Biden's son Hunter Biden has faced during a yearslong probe into his personal and professional life.

Experts President Biden has the constitutional right to issue preemptive pardons to people President-elect Donald Trump has vowed to seek retribution against.

ABC News’ Linsey Davis spoke with Republican Texas Sen. Ted Cruz about President-elect Donald Trump’s picks for his administrative Cabinet

538's polling column about President Joe Biden's pardon of his son, Sarah McBride's favorability and the future of America.

The Pennsylvania senator joins “The View” to weigh in on the controversy surrounding President Joe Biden pardoning his son and share his hopes for the release of American hostages in Gaza.

Donald Trump's criminal hush money case should be dismissed because it "threatens the functioning" of the U.S. government, Trump's attorneys argue in a new filing.

Two days after President Biden issued a blanket pardon to his son Hunter Biden, the younger Biden's federal gun case has been terminated by the judge overseeing the case.

Colorado Sen. Michael Bennet reacts to President Joe Biden’s surprise pardoning of his son Hunter, which sent shockwaves through Washington.

Joe Biden is the first president to pardon his child.

President Joe Biden's pardoning of Hunter Biden, who was convicted on tax evasion and federal gun charges, has sparked a political backlash. Our Big Story panel weighs in on the latest headlines.

President Joe Biden's decision to pardon his son, Hunter, is throwing a bomb in his party's post-election soul searching.

A day after President Biden pardoned his son Hunter Biden, prosecutors rebutted the president's allegation that their charges were motivated by politics.

The Biden family discussed the pardon for Hunter Biden during the Thanksgiving holiday in Nantucket, a source familiar with the matter confirmed to ABC News.

The announcement came through on Sunday evening that he had pardoned Hunter Biden.

ABC News contributor Kim Wehle discusses the announcement by President Joe Biden to pardon his son Hunter Biden.

President-elect Donald Trump reacted to President Biden pardoning his son, Hunter Biden, in a post on Truth Social on Sunday.

With just weeks left in office, President Joe Biden has pardoned his son on federal gun charges and his guilty plea for federal tax evasion, after repeatedly saying he would not do so.

Reactions varied in the aftermath of an announcement on Sunday evening that President Joe Biden had pardoned his son, Hunter Biden.

President Joe Biden has pardoned his son, Hunter Biden, following Hunter's conviction on federal gun charges.

President Joe Biden does not plan to pardon his son, Hunter Biden, who was convicted on federal gun charges, White House press secretary Karine Jean-Pierre said.

The federal judge who oversaw Hunter Biden’s conviction on gun charges in Delaware has again agreed to delay his sentencing by a week, until Dec. 12.

The federal judge overseeing Hunter Biden's Delaware conviction on gun charges has agreed to push back his sentencing date three weeks, from Nov. 13 to Dec. 4.

Federal prosecutors accuse Hunter Biden of accepting payments from a Romanian businessman "to influence U.S. government agencies" while his father was vice president.

Plus, former President Donald Trump outlines his economic agenda in New York as Vice President Kamala Harris heads to Pittsburgh to prepare for the Sept. 10 debate.

The president's son pleaded guilty to tax charges and will be sentenced Dec. 16.

An attorney for Hunter Biden said the president’s son would plead guilty just moments his federal trial on tax charges was scheduled to begin.

The stunning guilty plea to three felonies and six misdemeanors could result in a prison sentence of up to 17 years and a fine of more than $1 million for Hunter Biden.

The trial that is expected to throw Hunter Biden's foreign business dealings, his struggles with addiction, and his lavish spending into the spotlight.

President Joe Biden’s son pleaded guilty to felony tax offenses with no agreement for leniency from prosecutors and could face up to 17 years in prison. The judge is expected to rule in December.

The president's son pleaded guilty to nine tax-related charges and will be sentenced Dec. 16.

Plus, the latest developments in the trial of the doctor charged in connection to Matthew Perry's overdose death and the trial of the man who lunged at a Las Vegas judge in a now-viral video.

The judge handing the case of an ex-FBI informant charged with lying about Hunter Biden has rejected an effort to challenge special counsel David Weiss' appointment.

A federal judge on Monday rejected the latest attempt by Hunter Biden to dismiss several tax-related charges he faces in Los Angeles.

The New York Times reports that Hunter Biden, while his father was vice president, wrote to the U.S. ambassador in Italy seeking assistance for a Ukrainian energy company where he was on the board.

Hunter Biden attempted to enlist support from the U.S. Ambassador to Italy in 2016 to arrange a business meeting for him on behalf of Burisma, his attorney confirmed.

The special counsel said in a filing Hunter Biden and two associates were hired in 2015 by Gabriel Popoviciu, who was facing corruption charges in his home country and wanted the U.S. to intervene.

Hunter Biden, the son of President Joe Biden, will face sentencing for his three-count felony conviction on Nov. 13.

Attorneys for Hunter Biden have dropped a "revenge porn" lawsuit against Fox News, with plans to refile it against new defendants.

Attorneys for Hunter Biden, citing the recent dismissal of Donald Trump's classified documents case, are seeking to dismiss both federal criminal cases against him.

Attorneys for Hunter Biden have withdrawn their bid for a new trial in his federal gun case, conceding that a motion they filed last month misunderstood a technicality.

Hunter Biden has filed suit against Fox News over their production of a fictional miniseries his attorney call "an effort to harass, annoy, alarm, and humiliate him."

Nearly two weeks after Hunter Biden was convicted on three felony gun counts, he is waging a long-shot bid to fight that outcome.

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

"Would you commute Hunter's sentence?" Biden was asked.

President Joe Biden said he would not issue a presidential sentence commutation for Hunter Biden following his conviction earlier this week on federal gun charges.

White House press secretary Karine Jean-Pierre on Wednesday declined to rule out a presidential commutation for Hunter Biden.

White House press secretary Karine Jean-Pierre on Wednesday declined to rule out a presidential commutation for Hunter Biden.

In a campaign punctuated by courtroom trials, the Biden campaign wants to show this Hunter's conviction is different from that of former President Donald Trump.

It's not clear that voters will fault the president for his son's wrongdoing.