Months of tension between House Democrats and the State Department are set to spill out into public display on Wednesday.

The U.S. House Committee on Energy and Commerce has approved a bill that would ban the doping of horses on race day -- a key concern over the safety of horses.

The House Oversight Committee will investigate Postmaster General Louis DeJoy after reports he pressured employees at his business to make illegal campaign contributions.

Senators return to Washington Tuesday with a slate of politically contentious objectives to check off just as the 2020 election season revs into high gear.

The House will vote on a bill to counter cost-cutting measures that have led to delays at the post office, putting mail-in voting this November into question. ABC's Mona Kosar Abdi reports.

Sen. Ron Johnson's committee is probing the Trump-Russia investigation.

The Senate's return to Capitol Hill sets the stage for a showdown over the next coronavirus relief package.

The Senate returns to a Capitol with nearly empty hallways and committee rooms. And nearly everyone is wearing a face mask.

Congress wants its voice back.

Leaders are struggling to agree a nearly $2 trillion economic rescue package.

There's far more taxpayer money at stake in 2008.

“We'll not be doing that," Senate Majority Leader Mitch McConnell, R-Ky., said.

Hill continues to deny allegations that she had a sexual relationship with a congressional staffer and said her bisexuality played a part in "sensationalizing" the scandal.

For a Supreme Court that says it has an allergy to politics, the next few months might require a lot of tissues

The Senate passed a bipartisan war powers resolution on Thursday aimed at reigning in President Donald Trump’s ability to use military action against Iran.

The U.S. House of Representatives passed a resolution Thursday that would pave the way for the long-developing Equal Rights Amendment.

The resolution on Thursday aimed to rein in President Trump’s ability to use military action against Iran without prior Congressional approval.

The U.S. House of Representatives is slated to vote on a resolution Thursday that would pave the way for the long-developing Equal Rights Amendment.

A revised trade agreement between the United States, Mexico and Canada (USMCA) was passed by the Senate on Thursday. It now heads to President Donald Trump's desk.

The Powerhouse Roundtable debates the politics of impeachment, the Iran conflict and the 2020 election.

Lewis, 79, who has served in the House of Representatives since 1987, said he plans to fight the disease as he's fought throughout his life.

Rep. John Lewis of Georgia vows to stay in office while he fights the disease.

Congress is considering a measure to raise the federal age to purchase tobacco to 21 in the massive government funding bill expected to pass by week's end.

Half a dozen congressional staffers resign after they say Democratic Rep. Jeff Van Drew told them he is joining the Republican party.

Five aides to a Democrat who plans to become a Republican say they're resigning.

House Democrats announced on Tuesday a new modified trade deal agreement between the U.S., Canada and Mexico. Touting it as a victory for lawmakers and the Trump admin.

Rep. Elijah Cummings' daughters are backing his longtime aide over his widow in the race to fill the Baltimore seat.

Talks on a package of spending bills to fund the government produce breakthrough

Rep. Elijah Cummings' funeral is taking place in Baltimore, featuring speeches from former President Barack Obama, the Clintons, House Speaker Nancy Pelosi and more.

Maya Rockeymoore Cummings, widow of Rep. Elijah Cummings, will run for her late husband's congressional seat.

Maya Rockeymoore Cummings is a public policy consultant who ran for Maryland governor last year.

Former Rep. and NAACP President Kweisi Mfume to run for old seat to replace Cummings.

Hill, who has suggested she is the victim of "revenge porn," said she is leaving Congress "because of a misogynistic culture."

California Rep. Katie Hill gave her final floor speech on Capitol Hill on Thursday amid allegations of a relationship with a campaign staffer.

Conyers was the longest serving African American member of Congress in U.S. history.

Freshman House Democrat Katie Hill made an announcement in the face of questions about her relationship with a staffer amid a divorce battle.

Hill was accused of having inappropriate relations with her staffers. ABC News’ Kenneth Moton reports.

Congressman and civil rights leader Elijah Cummings is being remembered as a "fierce champion of truth, justice and kindness" at a funeral in Baltimore

Presidents Barack Obama and Bill Clinton paid their respects to the late congressman and civil rights leader.

The California congresswoman’s denial comes as the House Ethics Committee opened an investigation into allegations of a sexual affair.

Michelle Durham, before she testifies on Capitol Hill on Tuesday, shared how she could not take another position at her job and had to take an unpaid leave of absence when she was pregnant.

Rep. Grace Meng has scored victories in making period products a fundamental right.

Elijah Cummings, the long-serving Democratic congressman who was deeply involved in the impeachment inquiry into President Donald Trump, has passed away at the age of 68.

Maryland representative Elijah Cummings, the long-serving Democratic congressman, was deeply involved in the impeachment inquiry into President Trump.

A year after Andrew Brunson was released from a two-year imprisonment in Turkey, the American pastor was invited to give the opening prayer on the Senate floor.

House Speaker Nancy Pelosi told ABC News’ George Stephanopoulos, “I think the president knows the argument that can be made against him, and he’s scared.”

Acting Director of National Intelligence Joseph Maguire defended his initial refusal to turn over the complaint to Congress. Experts discuss how the impeachment inquiry could affect President Trump.

The House Intelligence Committee will question Acting Director of National Intelligence Joseph Maguire about the whistleblower complaint that prompted an impeachment inquiry.

House Speaker Nancy Pelosi described “the dishonorable fact of the president’s betrayal of his oath of office” in announcing the formal impeachment inquiry.

Pelosi made the announcement amid questions about whether Trump had made aid to Ukraine contingent on the country's president agreeing to investigate political rival Joe Biden and his son, Hunter.