How much the leader's death might hinder the reemergence of IS greatly depends on how quickly its next leaders can be tracked down and dealt with.
Multiple American presidents have viewed US support of Ukraine's security and democracy as critical to the national interest. President Trump's dealings with Ukraine are a major divergence.
The origins of the post-truth age date back decades, but the real world is now fast fading from view.
We cannot underestimate the capacity for reinvention, resilience and the enduring appeal of IS.
We feel less shame in our personal lives than ever, which is a good thing. But we do still need our leaders to be bound by it.
In a world of people striving for more public professional recognition, interpreters try to remain invisible.
How members of America's two parties view the country – and its place in the world – might explain this phenomenon.
Trump lives by the maxim that you can get away with almost anything as long as you’re not boring. This doesn't make him an outlier – he's emblematic of our contemporary pop culture.
The Trump administration's tendency to follow rules only if they're in its interest could end up hurting the US in the long run.
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.
The US President pledged ambitious growth in the fossil fuel industry on his 2016 campaign trail – but new data shows that the green economy was already growing almost three times as fast.
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?
Are Republican leaders overestimating the extent to which the public wants them to defend Donald Trump?
A critic of Obama's two terms explains how the 44th president's personality and his politics of 'least resistance' prevented him from rising to the moment.
In the aftermath of President Donald Trump's decision to withdraw US troops from Syria, Turkey may be sinking deeper in the Syrian conflict.
Meanwhile, the polls indicated that support for impeachment has shifted markedly, with most Americans now supporting it.
The world faces a collision between facts and alternative facts – so how do experts get their message heard over the din of fake news?
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.
Why the US decision to withdraw troops from northern Syria is so dangerous.
The US president's latest announcement portends a worrying outcome in a part of the world riven by years of conflict.