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.
Senate Majority Leader Mitch McConnell is known as a master of Senate rules. If the House impeaches President Trump, what could he do to influence the process – and outcome – of a trial?
A little-known provision of the Constitution might allow Trump to be reelected president in 2020 even if he is removed from office through the impeachment process.
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.
The Founders saw as a regular part of ensuring presidential accountability. A constitutional scholar offers a possible process for a rapid and smooth impeachment inquiry.
Whether successful or not – and most impeachments are not – the fallout for the Democrats and the US will be deep and enduring.
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.
The Framers of the Constitution knew their history, and sought to learn from it – and only to repeat the parts they liked.
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.
While the US has the most powerful military machine in history, it is also incomparably the most expensive – and members of Congress work aggressively to maintain it.
The 2020 US election could set a record for ugliness and division. Two previous elections provide important context for what that division can mean.
Difficult to pronounce, synecdoche is the form of rhetoric used by President Trump when he told four Democratic congresswomen of color to “go back” to the “corrupt” countries they came from.
President Donald Trump has appealed to his base by attacking four Democratic Congresswomen of colour.
With the House of Representatives taking the unusual approach of censuring a sitting president, attention will now turn to next week's testimony by Robert Mueller.
Politics have pervaded the debate about whether Congress should impeach President Trump. One legal scholar says that whether to impeach – or not – should not be viewed as a political question.
Democrat Alexandria Ocasio-Cortez (known as AOC), the youngest woman to be elected to the U.S. Congress, has an authentic voice that is rising in popularity.
We now wait for the final count of seats in the House of Representatives and the Senate - and in the meantime, government continues.
How did the numbers of election 2019 fall across the country? And what seats are still in play?
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.
No matter how well-intentioned, volunteers who may be inexperienced can't solve the entrenched and complex social problems low-income communities endure.