The poll from Grinnell College showed that a majority of Republicans, evangelicals and rural voters thought that asking a foreign leader for help in an election was inappropriate.
Gallup has released the results of a new survey that shows a majority of American workers aren't satisfied with their jobs.
"When the question is about who has the highest chance of winning, Biden continues to dominate," a polling editor said.
Democrats believe Joe Biden is the best 2020 primary candidate on key election issues ranging from gun policy to immigration and the economy.
The president has come under fire from Republican lawmakers over his Syria troop withdrawal, allowing Turkey's invasion of Kurdish areas.
Warren tops the Democratic candidate field with 28 percent of the vote while Sanders comes in second with 21 percent. Biden, who has maintained his status as Democratic front-runner since entering the race in the spring, has fallen to just 18 percent.
The Ukraine affair and the threat of impeachment is eroding Republican support for the president in North Carolina.
The Democratic senator is ahead of the president when voters consider how health and age might impact their effectiveness in the White House.
The survey of 2,495 Americans by CBS News and YouGov found that 63 percent believed the Trump White House should cooperate with the impeachment probe.
"New Fox Poll shows a '40% Approval Rating by African Americans for President Trump, a record for Republicans,'" Trump tweeted last November. "Thank you, a great honor!"
A poll conducted among Wisconsin voters last week showed that the former vice president had a 9-point lead over President Trump.
Vermont Senator Bernie Sanders maintained his polling lead of all 2020 Democratic candidates among college students, while former Vice President Joe Biden was overwhelmingly ignored in a recent survey.
The survey found that 45 percent of U.S. adults support the House of Representatives voting to impeach Trump.
"Even though this information was released by the White House itself, more than one quarter of Republicans still say Trump probably didn't make any mention of it," Patrick Murray, director of the Monmouth University Polling Institute said.
The Quinnipiac poll shows a growing number of voters want impeachment amid the Ukraine-Biden affair.
Forty-one percent believed the president acted illegally; 31 percent felt he acted improperly but lawfully; and 28 percent said he acted properly, according to a new CBS News poll.
Only 17 percent of American adults said they are at all "surprised" by allegations of misconduct by President Donald Trump in regards to Ukraine.
Senator Elizabeth Warren's ascent is further confirmed in a recent poll that surveyed more than 1,500 U.S. voters.
While almost half of Americans supported their government's environmental preservation actions, 62 percent of people around the world voiced support for efforts taken by their elected officials.
Massachusetts Senator Elizabeth Warren capped her steady rise to the top of the Democratic 2020 candidates this week, but one-in-five of those polled said they hadn't made up their minds for sure.
The former vice president isn't the only Democratic candidate to have a solid lead over President Donald Trump.
Biden was the only other candidate who fared better against Trump than Yang.
Fears about a looming U.S. recession are weighing down on President Donald Trump's approval rating, an ABC News/Washington Post poll finds.
Massachusetts Senator Elizabeth Warren continues surging toward the top of the Democratic presidential contenders but former Vice President Joe Biden still holds onto an increasingly narrow polling lead.
President Donald Trump has pointed the finger at the Federal Reserve amid talk of a recession, but voters are looking at him.
An 18 percent surge in environmental concern among young Republicans shows a growing number of GOP voters who say they're worried human behavior is damaging planet Earth.
A new Fox News poll showed Trump losing to Joe Biden, Kamala Harris, Bernie Sanders and Elizabeth Warren in head-to-head matchups.
Donald Trump's disapproval rating soared to 56 percent in a Fox News poll released this week, just one percent off the network's record high for the president.
President Donald Trump and former President Barack Obama have the exact same overall approval rating, 42 percent, at the two-and-a-half-year mark of their respective time in office.
Americans' fears of North Korea's nuclear program and the Islamic State have both fallen significantly in the past two years of Donald Trump's presidency.