Domestically, Brazil is a mess. Now, its foreign policy is in crisis, too, landing a staggering one-two punch to this one-time rising star.
For Trump, putting America first means that being a global leader on human rights may take a back seat.
France's president-elect made his name in the global arena, and has a diplomatic bent. Revitalising French foreign policy may well be among his early successes.
Since the late 1970s, East Asia has seen fewer deaths in conflict than any other continent. Can it keep the peace?
Other regions may be helpful to Erdoğan for a short time, but they cannot substitute the economic and political contributions Turkey requires of Europe.
Having campaigned on a promise to focus on problems at home, Donald Trump is realising how important the US's global supremacy is.
The West's chosen solution to the Syrian conflict demands action that it's unwilling to take.
Americans are shocked Russia meddled in our election. But there are centuries of precedent – and, at times, it’s been the US meddling.
Research on more than 50 government investigations reveals how partisanship can get in the way of finding answers we all agree on.
Since World War II, the US and Mexico have successfully worked together on issues like trade and migration. If Trump refuses to treat Mexico as a partner, how bitter will the breakup be?
Great powers have always meddled in each other's business and struggled to reconcile their interests. Why are we convinced Russia is different?
This isn't the first time the US has banned people based on nationality. History shows these exclusions have put our national security at risk and caused rifts with foreign allies.
Decades – even centuries – have gone into building the diplomatic protocols on which we all rely. Is all that work being undone?
The ball is rolling on the first foreign policy white paper in a decade - and there is much we need to think about.
It's all very well to be intimidating, but China needs to win people over too.
'Little trick' or 'petty action'? The difference matters when translating what China really said about Trump's call with Tsai Ing-wen.
There has never been a time when the disconnect between political elites and the public interest was greater than it is today.
Uncertainties about America’s trajectory under Trump come at a particularly awkward moment in post-Cold War history.
From Iran and the relationship with Russia to global trade, many questions remain on how Donald Trump will shape his foreign policy.
The world's best known talk show host has become the president-elect of the most powerful country in the world. Trump running the US is unlikely to be good news for Africa.