Democrat Madeleine Dean celebrates after winning Pennsylvania's 4th Congressional District race, in Fort Washington, Pennysylvania.
President Trump himself has weighed in on this election, describing Abrams as unqualified to be governor of the traditionally Republican state - despite her years as an elected representative in the state legislature and her PhD from Yale law school.
White House aides are expecting a number of high-profile departures from the administration, including from the Cabinet, and replacements should have an easier time with confirmation with the Senate still in GOP hands.
"This election was a reset for the General Assembly, putting a much-needed check on the power of the supermajority", Senate Minority Leader Dan Blue of Wake County said in a release. Jeff Flake, R-Ariz., who will retire this year.
The Dow Jones Industrial Average had gained more than 1% by late morning while the broad-based S&P 500 index was up 1.3%.
Noting that his Republican Party retained control of the Senate on Tuesday, he said that if Democrats in the House come after him, "we've got" a thing called the U.S. Senate.
Democrats tossed around a similar logic shortly after the 2016 election, when infrastructure was looked at as a potential bridge between the parties. "It is about restoring the Constitution's checks and balances to the Trump administration", she said.
Democrats will use their new majority to reverse what they see as a hands-off approach by Republicans toward Trump's foreign policy, and push for tougher dealings with Russia, Saudi Arabia and North Korea.
College-educated voters in the suburbs rejected his warnings of a migrant "invasion".More news: 'Heartbreaking', 'Gutted' - Some Fans React After Arsenal Star Suffers Serious Injury
The president defeated both the money wave and the liberal media - and had a very successful midterm election for a first-term president.
The tweet, ending with a cheerful "thank you to all" was pure Trump. House Speaker Sara Gideon, D-Freeport, who won re-election to her House District 48 seat with almost 80 percent of the vote, said Democrats believed they would hold 89 seats once the final tallies are in.
Russian President Vladimir Putin denies any involvement in Trump's election victory, but he may quietly favor renewed investigations, seeing them as a way to sow chaos and division in America's bitterly divided political arena.
Trump, in a tweet, said that "in all fairness" Pelosi "deserves" to return to her former role as speaker - a position always held by the majority party in the House - despite some rumblings in her party. "She has earned this great honor!"
But the Democrats' edge is narrow.
In congressional race after congressional race, Republicans suddenly found millions of dollars poured in against them on a scale that resembled Senate races in the past. Democrats are also interested in Trump's tax returns, which he has declined to make public. And by combining this policy agenda with rigorous oversight of Trump and his administration by progressive Democrats like incoming Judiciary Committee chair Jerry Nadler of NY and incoming Oversight and Government Reform Committee chair Elijah Cummings of Maryland-both of whom are prepared to navigate an accountability moment that could see Robert Mueller's inquiry open up a serious debate about impeachment-Democrats can outmaneuver Trump and Senate majority leader Mitch McConnell. He added, "Two can play that game!"
It was unclear what leaks he was referring to.
Senate Democrats said earlier Tuesday that the party has not seen a net gain of more than a single seat in the upper chamber since 1974, when the pickup also was five.
"The candidates who said that they will vote for new leadership are going to uphold that promise", Moulton said in an interview with the Globe. Take Action Minnesota not only helped elect Ilhan Omar to the Congress and Keith Ellison statewide as Attorney General, it also helped Angela Conley become the first African American on the Board of Supervisors in Hennepin Country, Minnesota's largest and most diverse, with a budget of $2.4 billion.More news: Trump administration says migrants who cross border illegally can't claim asylum
"There are some assumptions about states Democratic presidential candidates will visit that are being truly reconsidered", Democratic strategist Anita Dunn said. Furthermore, 22 states had never elected a female governor and only four out 50 governors are women.
The road to a House majority ran through two dozen suburban districts that Hillary Clinton won in 2016.
President Donald Trump invites Senate Majority Leader Mitch McConnell, right, onstage as he speaks at a rally at Alumni Coliseum in Richmond, Ky., Oct. 13, 2018.
As a result, Trump has lost his shield. And two Native American women - Kansas's Sharice Davids and New Mexico's Deb Haaland - will be the first to enter the House of Representatives. He told a third - an African-American who asked about white supremacy in light of his race-based appeals to white voters - that she had asked "a racist question". The results mean that several states (including Arizona and Tennessee) will now send their first ever women to the Senate, and more than 100 women will enter the House.
But, on the positive side for stocks, analysts doubt Democrats would be able to roll back the heart of the market-friendly changes, including the corporate tax cuts.
Some hurt worse than others.
House Democrats can now set the narrative.
Republicans were caught in the crossfire between Trump's unpopularity and the economy's strength, he said.
The president bet big on a xenophobic closing message, warning of an immigrant "invasion" that promised to spread violent crime and drugs across the nation. Along with federal prosecutors in New York, Mueller has already obtained guilty pleas and witness cooperation from Trump's former campaign chairman, deputy campaign chairman, White House national security adviser, and long-time personal lawyer. And only twice in the past eight decades has the president's party picked up House seats in the midterms. Heidi Heitkamp, D-N.D.; and Mike Braun over incumbent Sen.More news: 'He died a hero:' Sheriff's sergeant dies in California bar mass shooting
These elections give further support to research that highlights the importance of party loyalty for women as well as men.