Democrats need to win only 23 seats and the House majority will be on their side.
Trump's team immediately sought to give him credit for retaining their narrow Senate majority, even as their foothold in the more competitive House battlefield appeared to be slipping.
"Lavrov also reiterated Moscow's position that it is not meddling in US elections".
Contributor Stephanie Ruhle said Trump's tax loopholes are immoral and below the office of the presidency, but said Trump likes to suggest it's "clever" how he games the system. He predicted an "invasion" from the migrant caravan making its way toward the USA and decried the "radical" agenda of speaker-in-waiting Pelosi.
Critics, including the Democrats, accused Trump of employing racist and xenophobic rhetoric that incited violence, a charge he and many of his fellow Republicans rejected.
Markets in Asia and Europe mostly rose on Wednesday, but analysts warned about the economic impact from gridlock on Capitol Hill left the two houses of Congress split between Democrats and Republicans.
The party drew blood in IN, ousting one-term Democrat Joe Donnelly in a state that had been seen as a must-win for Democrats seeking to gain control of the upper chamber.
In the Senate, centrist Democrats from states that Trump won In 2016 such as Joe Donnelly In IN and Heidi Heitkamp In North Dakota were replaced by conservative Republicans who may credit their victories to the president.
Some of the biggest Democratic stars of the campaign season were struggling.
Dead brothel owner wins in midterm election
Hof, who presented himself as an American pimp, was a strip-club owner who ran multiple brothels. He was believed to have died in his sleep. "No cause of death has been determined".
Beto O'Rourke, a charismatic Democrat in a closely watched bid to dethrone Republican Senator Ted Cruz in Texas, told voters that Trump was wrong, describing his state as built from "immigrants, asylum seekers and refugees".
Trump's influence likely helped lift some Republican candidates to victory: Braun and Ron DeSantis in the Florida gubernatorial race, for example. Democrats who picked up Republican-held seats included Donna Shalala, a former Cabinet secretary under President Bill Clinton, in Florida.
At the same time, Democrats re-elected embattled New Jersey Sen. Democratic Sen. Sherrod Brown is projected to keep his seat there, but Republican Mike DeWine holds a lead over Democrat Richard Cordray there.
Democrats also captured governorships in Michigan, Illinois and Kansas. "Nearly two-thirds of those voters said Mr. Trump was a factor".
In other notable contests, Democrat Alexandria Ocasio-Cortez won her race for a House seat in NY - becoming, at 29, the youngest woman ever elected to Congress. Still, Republican voters tended to be overwhelmingly supportive of the president.
By 10 p.m. EDT, several major networks called the House for Democrats.
Democrats turned out in droves to register disapproval of his policies on such issues as immigration and his travel ban targeting several Muslim-majority countries.
At a polling place in Snellville, Georgia, more than 100 people took turns sitting in children's chairs and on the floor as they waited in line for hours.
US President Donald Trump has called today's midterm congressional elections a "tremendous success", despite his Republican Party losing control of the House of Representatives.
In total, Trump had held 26 rallies since October, embracing Democrats' attempts to make the election a referendum on his agenda.
With divided leadership in Congress and a president who has taken an expansive view of executive power, Washington could be in store for even deeper political polarization and legislative gridlock.