Zohran Mamdani's New York mayoral primary prompted a variety of reactions among the city's Democrats, with some vowing to oppose him and others offering support.

Michigan Sen. Elissa Slotkin pushed her fellow Democrats to go back to focusing on the issues and struggles plaguing middle-class Americans in a speech Thursday.

State Assemblyman Zohran Mamdani’s victory in the primary could have broad implications for the Democratic Party as a whole.

He stepped down as vice chair ahead of Democratic Party elections Thursday.

Senate Judiciary Democrats are pushing for an investigation into Ed Martin's early tenure at the Justice Department.

Many saw it as a sign the California governor might run for the White House.

Senate Democrats are filing a bill that would stop the Pentagon's ban on transgender military service.

The way Democrats proceed could affect enthusiasm for its candidates come the midterms, when the party will try to reclaim power in a Washington where it has very little.

Voters went to the polls on Tuesday for New Jersey’s primary elections, which set up the state’s gubernatorial general election this year.

The National Guard troops began arriving in Los Angeles early Sunday morning as the city braced for violence to continue over raids the U.S. Immigration and Customs Enforcement conducted on Friday.

Former White House press secretary Karine Jean-Pierre has left the Democratic Party and is now an independent, according to a press release announcing her new book.

Both governors have denied any plans of seeking the presidential nomination.

Republicans are touting House passage of a megabill to fund Trump’s agenda as a win for Americans. Democrats slam it as benefiting the rich and hurting low-income people.

ABC News’ Jonathan Karl interviews Rep. Ro Khanna, D-Calif., on “This Week.”

Democratic Rep. Shri Thanedar decided against forcing a vote to impeach President Donald Trump after he was criticized by leaders from both parties.

Democratic Rep. Shri Thanedar, Michigan, is taking an unorthodox step in defiance of his party's Leadership, forcing an impeachment vote against President Donald Trump on Wednesday.

Former Transportation Secretary Pete Buttigieg is headed to Iowa Tuesday, fueling speculation that he is mounting a bid for the White House in 2028.

Baraka was charged with trespassing, according to court documents filed on Friday evening.

Some Democrats say there is "a place for Joe Biden at the table," but others say he is best served out of the spotlight.

Raja Krishnamoorthi has announced his bid to run for Senate, confirming speculations that he would join the field looking to win the seat left open by Dick Durbin.

It's been less than six months since the 2024 presidential election, but for some Democrats and Republicans, it's not too early to plan for the race for 2028.

His low approval ratings could be a liability for vulnerable Republicans.

Democrats argue that opinions on Trump and Republicans give them an opening to flip the U.S. House of Representatives.

The Democrats “urgently” called for the White House to issue the full disclosure of financial transactions of senior officials amid Trump's tariff rollbacks.

ABC News’ Jay O’Brien reports on budget talks, as well as how lawmakers are navigating President Donald Trump’s first 100 days in office.

In a speech to a joint session of Congress in March, President Donald Trump took direct aim at diversity, equity and inclusion policies.

Rep. Gerry Connolly, ranking Democrat on the House Oversight Committee, will “soon” step down from his role and won’t run for reelection because his cancer has returned.

Rep. Gerry Connolly, ranking Democrat on the House Oversight Committee, will “soon” step down from his role and won’t run for reelection because his cancer has returned.

As the Democratic Party takes stock of the upcoming 2026 midterm elections, a slate of political newcomers are challenging longtime incumbents.

Democratic lawmakers questioning whether deals for pro bono work may violate federal bribery, extortion, honest services fraud or racketeering laws.

Longtime Sen. Dick Durbin, D-Ill., announced Wednesday that he will not seek reelection in 2026 and will retire after serving for over four decades in Congress.

Michigan is set to face a competitive primary and fierce race for the state's open Senate seat in 2026 -- as three major Democrats have already entered the contest.

First to ABC: House Dems urge JD Vance to preserve Smithsonian independence.

Leaders We Deserve, a group led by David Hogg, announced it will spend $20 million to help younger candidates and primary challengers to House Democrats

ABC News' Contributing Political Correspondent Rachael Bade discusses the Democratic Party doubling down on town hall meetings in Republican-held districts.

DNC announces more town halls in GOP-held districts focused on Republican-led budget and featuring high-profile officials like Sen. Cory Booker, ABC News has learned.

Dow futures opened Sunday evening down 1,500 points, or 4% percent., while the S&P 500 and NASDAQ 100 futures were also down 4%.

The biggest mistake Democrats have made is “not centering people enough” Sen. Cory Booker, D-N.J., said Sunday on ABC News' "This Week."

ABC News’ George Stephanopoulos interviews Sen. Cory Booker, D-N.J., on “This Week.”

Education Secretary Linda McMahon interrupted a press conference by House Democrats to give an impromptu statement after they met in a closed-door meeting.

"Trump's done a lot of bad things. This is way up there," Chuck Schumer said of the administration's tariff policy.

If Elon Musk continues to intervene in elections in a similar fashion, Democrats may have a winning playbook to replicate.

A new proposal on Capitol Hill takes aim at DOGE while proposing guardrails to reassert congressional oversight authority over the executive branch.

Sen. Cory Booker has been staging a filibuster for more than 12 hours in protest of President Donald Trump and Elon Musk.

Congressional Democrats are renewing their push to expand in vitro fertilization access for military service members and veterans.

In a climate where wins have been hard to come by, Democrats went on offense amid outrage over the Signal group chat in which Trump officials discussed a U.S. strike.

The hearing was held by the Delivering on Government Efficiency subcommittee.

Rep. Jasmine Crockett is now claiming that her comments referring to Gov. Greg Abbott as "Governor Hot Wheels" were not about his disability but "his terrible policies."

Top Senate Democrats wrote a letter to President Donald Trump seeking more information about reports that his cabinet members used Signal to discuss "sensitive" plans.

After the Trump administration inadvertently added Jeffrey Goldberg, editor-in-chief of The Atlantic, to an unsecured chat about war plans, Democrats expressed outrage.