There is a strong framework of international laws and conventions that defend free speech, but Uganda continues to limit freedom of expression especially when the people criticise their president.
Beliefs about the role played by foreign nationals in South Africa clearly influence how people think about anti-immigrant hate crime.
Parliaments were and remain institutions of frustrating negotiation and very often unpalatable compromise. They also represent an imperfect but significant check on the abuse of power.
Poverty and violence are often cited as the reasons people emigrate from Central America, but factors such as drought, exacerbated by climate change, are driving people to leave too.
Robert Mugabe's years of playing one group off against the other to favour himself finally wore too thin in 2017.
The design of the global money game is the real antagonist in the fight against climate change. But the call to arms tends to be directed at the players who have had best luck with the dice.
Where should we place Mugabe among the pantheon of African nationalists who led their countries to independence?
Roughly translating as 'Hindu-ness', Hindutva reframes the majority religion more as an identity, stoking tensions and intolerance of Muslims.
The Amazon will take a lifetime to recover from this year's fires – if it ever does.
Learning from what actually worked during the United Nations' infamously ineffective 1994 peacekeeping mission in Rwanda may save lives in the future.
The hominin known as Lucy may not be the direct ancestor of humans.
Oil spills from a project that's designed to harness the economic potential of South Africa's oceans are threatening the world's largest remaining African Penguin colony.
A growing international divide over cutting-edge medical research could worsen predatory practices, medical tourism and health inequality.
Western perceptions of what's happening in Tunisia differ sharply with Tunisia's daily reality: the truth is that its political transformation is in trouble.
The government has reportedly set aside 180,000 hectares of land for construction of a new capital in East Kalimantan.
These trackways preserve an incredibly brief moment in time. More importantly, they tell us about ancient climates, and how turtle breeding ranges have changed over the millenia
A survey of 8,000 Hong Kong protesters shows that participants increasingly feel that radical protests are the most effective way to make the government heed public opinion.
While sometimes intolerant of criticism, Nyerere tended to respond with argument rather than force.
Don't be afraid of spiders – be afraid for spiders
It's not just measles you need to worry about.