Women were motivated to turn out after Trump's election in 2016 because they felt that issues they cared about were under threat in Washington, said Andrea Dew Steele, founder and president of Emerge America, a group that works to recruit and train Democratic women to run for office.
The Democrats soundly routed the Republicans in the House and lost seats to them in the upper chamber because, to put it simply, different rules govern elections for the two chambers. Now, the Democratic-Farmer-Labor Party's nominee is also Minnesota's first woman of color to be elected to Congress. Omar, who will represent Minnesota's fifth congressional district, came to the United States as a refugee more than two decades ago.
Democratic nominee Stacey Abrams, trailing in Georgia's governor's race, has vowed to send it into overtime, trying to orchestrate a runoff by pushing Republican Brian Kemp's share of the vote under the 50 percent threshold.
But the president warned he would not hesitate to retaliate if House Democrats use their committee powers in the next Congress to investigate members of his administration or his personal finances. "Two can play that game!" he said.
"If you're not connecting with the workers, then you're not going to be able to do well", Ryan said in an interview.
"If that happens, we will do the same thing and government comes to a halt and I'll blame them", Trump told reporters.
And keeping hold of the Senate is especially important for Trump since it will give the White House the chance to press on with one of his major legacy-building initiatives, restocking the federal judiciary with conservatives.
"I am so honoured to share both the ballot and the stage with the many visionary, bold women who have raised their hand to run for public office", said Ayanna Pressley, who became the first black woman elected to Congress from MA.
"It should never have been started because there was no crime", he said. "Yesterday was such a very Big Win, and all under the pressure of a Nasty and Hostile Media!"
Almost 40 per cent of voters cast their ballots to express opposition to the president, according to AP VoteCast, the national survey of the electorate, while one-in-four said they voted to express support for Trump. He said he is working with Congress, Turkey and Saudi Arabia on solving the killing, which took place in Istanbul. "It's about restoring the constitution's checks and balances to the Trump administration", she told a news conference.
In his first reaction to a mixed night, Trump chose to celebrate Republican successes.
In theory, the new Democratic majority would have the capacity to initiate impeachment proceedings against Trump should there be sufficient grounds in Robert Mueller's special counsel investigation.
In the House, Democrats will hold at least 222 seats to Republicans' 196.
'He lost the House of Representatives but this was expected and the Democrats did not make the massive gains that some were expecting.
"We will conduct the investigations that Republicans wouldn't conduct", Democratic Representative Eric Swalwell of California said on NBC's "Today" show.
Using their control of House committees, Democrats can demand to see Trump's long-hidden tax returns, probe possible conflicts of interest from his business empire and dig into any evidence of collusion between Russian Federation and Trump's campaign team in the 2016 election.
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.
Rep. Nancy Pelosi (D-Calif.), who is is likely to lead Democrats in the House next year, has also expressed a willingness to work with Trump on the issue. They predict a partisan drive that could backfire on Democrats, like the Republican effort to impeach former President Bill Clinton did in the 1990s. She wouldn't answer a question about whether Democrats will seek Trump's tax filings, but said committee requests for documents and hearings won't be "scattershot".
Unexpectedly Mr Trump also announced that Vice President Mike Pence would be his running mate once again in the 2020 presidential election, when he hopes to capture a second term in the White House.
Four Senate Democrats lost elections Tuesday after voting against the confirmation of now-Supreme Court Justice Brett Kavanaugh.