Not a day passes without fresh speculation about the possible impeachment of Donald Trump, but history indicates that – barring a dramatic turn of events – he is likely to serve out his first term.
A historian looks back at Andrew Johnson's unlikely and unsuccessful presidency and why he wasn't cut out for the job.
What if impeaching the president meant the White House would switch parties? It was an ethical question Democrats faced in the 1970s.
South Africa's ruling ANC has a new leader - Cyril Ramaphosa. But this doesn't mean that the country is out of the woods. Political instability remains a real possibility.
It hasn't always been, writes legal expert.
Contrary to popular sentiment that the coup in Zimbabwe would usher in a new era of democracy, the military intervention is much more about a succession crisis in the ruling Zanu-PF.
A week after the army issued its limp-wristed and ambiguous statement that Mugabe should go, he remains in place, and a new avenue - impeachment - is being pursued to get rid of him.
If Trump is lying to his own lawyers about Russia, he is risking Bill Clinton's fate.
Ousting an executive leader from office doesn't always have the intended effect, as these examples from Central and South America show.
Andrew Johnson's plan to win the loyalty of former Confederate leaders doomed his presidency to historical ignominy.
The public protector's proposal to change the mandate of South Africa's Reserve Bank goes well beyond changing individual rules to overturning their very foundation, anchored in the Constitution.
Did the attorney general help create a false story on why Comey was fired? Sessions' testimony to Congress provides no answers.
Brazil's president, who came to power after his ex-boss was impeached, now finds himself embroiled in corruption charges, which threaten to derail the economic recovery he has championed.
Brazil's political crisis is spiraling to a new level amid the release of recordings that allegedly caught the president authorizing a bribe. Fixing this mess will take more than a personnel change.
Could Trump be removed from office? Answering that question is less about understanding the law and more about counting votes.
Luis Inacio 'Lula' da Silva's center-left policies helped lift millions of Brazilians out of poverty, earning him the title 'leader of the poor.' It's a legacy worth preserving.
A BU professor walks through the turmoil of Brazil’s political past to explain why there’s more at stake than you might think.
Rousseff is about to go on trial for allegedly borrowing $11 billion to fund social programs and conceal a budget deficit. Why is that a crime?
Conspiracy, betrayal and prophecies of doom have all played their part in Dilma Rousseff's looming downfall.
If the governing ANC ignores the calls for Zuma's resignation,it may undermine South Africa's leadership on the continent. It creates the idea that he can undermine the constitution with impunity.