Meanwhile, the polls indicated that support for impeachment has shifted markedly, with most Americans now supporting it.
As the impeachment inquiry gathers pace, both sides seem to be digging in. What happens in the inquiry in the next few months will have a huge impact on the 2020 presidential election.
Private prisons have long been a topic of controversy in the U.S. A professor of sociology explains what they are and why they matter.
Joe Biden continues to front the Democratic primaries race and leads Donald Trump by eight points. But it’s not likely the latest impeachment controversy will damage Trump’s ratings.
Sen. Warren said the filibuster stands in the way of gun reform. It does, and so much more.
Americans want government to serve them, but don't have confidence that it actually can.
She's sitting third on the list of Democratic candidates at the moment, but the Massachusetts Senator's growing popularity may catapult her to the nomination.
The winner will set the course of America for years to come.
Democratic presidential candidates share many ideas and opinions. What they don't share, writes one historian, is the label 'liberal.'
There's one reason the US Democratic presidential field is so crowded – a belief Trump can be beaten. Here's a closer look at the five leading candidates.
The 1929 immigration measure has become a focal point due to Trump’s crackdown on undocumented people, including families.
The problems facing America are unrestrained capitalism and corruption, said the Democratic presidential candidates over two nights of debates. Or was that really Teddy Roosevelt speaking?
If the US military were a country, its carbon emissions would rank between that of Peru and Portugal.
Charisma may be a necessary trait for getting elected – but it also discourages voters from independent moral deliberation about a potential leader's qualifications to govern.
Thanks to demographic and political changes, Democratic contenders are addressing this issue for the first time.
Reparations has emerged as a hot topic among Democratic candidates hoping to replace Trump in 2020. But until now, the issue has only rarely received national attention.
Democratic lawmakers have offered a number of ways to reverse decades of widening economic inequality. A tax expert gives them a closer look.
Does the Electoral College encourage candidates to campaign in rural areas, as its supporters claim? And do electors actually filter the 'passions' of voters, as the founders wanted them to?
There are mounting calls to dismember the likes of Google, Apple and Amazon, but most people seem to have overlooked the biggest threat of all.
Sen. Warren is proposing universal child care as a way to rein in the soaring costs of raising a family. A sociologist explains what’s driving the trend.