The impeachment investigation of US president Donald Trump has formally started, but much has changed since 1974, when Richard Nixon was forced out of office.
Investigations often damage the president's approval rating, particularly if the inquiry drags on for a long time. But that may not matter to a historically unpopular president like Trump.
A quirk of mathematics gives voters in some small states, like Rhode Island and Nebraska, an extra edge over voters in other states. This happens not only in the US, but in other countries, too.
A former congressional staffer says withholding damning evidence from Congress and using civilians to carry out presidential or intelligence agency agendas links the Ukraine crisis to other scandals.
As the House mounts an impeachment investigation of President Trump, examples from Central and South America show that ousting an executive leader from office doesn't always have the intended effect.
The conflict between Congress and President Trump over his dealings with Ukraine's president is just the latest version of a long-running struggle for power between the two branches of government.
Advancements in computer technology are changing how Congress handles citizen communication, which affects how elected officials represent their constituents.
Sen. Warren said the filibuster stands in the way of gun reform. It does, and so much more.
Hillary Clinton arguably lost in 2020 because she took workers for granted. Will Democrats make the same mistake again?
The Trump administration has once again tried to change immigration law, this time enacting severe limits on the rights of asylum-seekers. An immigration law expert says only Congress can do that.
The US hit the debt ceiling in March and is expected to run out of ways to get around the new $22 trillion limit by September. An economist explains why the ceiling is a dysfunctional relic.
Social movement theory helps to explain why Japanese-Americans received reparations but the same will be much more challenging to provide for African-Americans.
Although financial reparation for African-Americans may be complicated to achieve, steps such as accurate acknowledgement of atrocities as well as public apologies and memorials can be enacted.
Conflict made its way to the Supreme Court this past session with two cases – one about the census, the other about gerrymandering. A court scholar says the two cases are intimately connected.
The 1929 immigration measure has become a focal point due to Trump’s crackdown on undocumented people, including families.
The Supreme Court has issued what's likely to be its final word on partisan gerrymandering, saying it's a political issue, not a legal one. That means reform lies in the hands of voters.
States like California have been at the forefront of privacy innovation in recent decades. A possible federal law could bring their experimentation to a halt, harming consumers.
Many were confident the US Constitution was robust enough to check Donald Trump's worst excesses, but the real push back has come from elsewhere.
Ambiguities in the Americans with Disabilities Act have allowed employers to sidestep a major component of the law: the requirement to provide workers with 'reasonable accommodations.'
President Trump has invoked executive privilege to stymie congressional investigators. Another president, Richard Nixon, did the same thing. It helped Nixon hold onto power – but only for a while.