The fight for control over “the most dangerous dam in the world” is raging.

Since its capture by Islamic State (IS) militants on August 7 and subsequent attempts by Iraqi government and Kurdish forces to take it back, Iraq’s Mosul Dam has been one of the central components of the government’s surprising and rapid collapse in the country’s northern and western provinces. In fact, one might see the capture of the Mosul Dam as the moment IS ascended from a dangerous insurgent group to an existential threat to Iraq as a state.

Under international law, someone who flees their country because of conflict or persecution is a refugee, but someone who flees because of inability to meet their basic household needs is not. In the case of Somalia, it is increasingly difficult to make any meaningful distinction between the two.

Since the early 1990s, the rising price of crude oil and other key natural resources – and the resulting drive by governments and private companies to extract those resources – has led to sharp conflicts in Latin America. At the core of these disputes is the clash between national economic interest and the rights of indigenous people inhabiting the land where most natural resources are located.

Since the end of World War II, a number of the world’s most dramatic political events have resulted from demographic shifts and governments’ reaction to them. Despite this, political demography remains a neglected topic of scholarly investigation.

Sunni militants captured the Mosul dam, the largest in Iraq, on Thursday as their advances in the country’s north created an onslaught of refugees and set off fearful rumors in Erbil, the Kurdish regional capital.

As presidents, prime ministers, and other policymakers from across the continent gather in Washington, DC, this week for the first-ever U.S.-Africa Leaders Summit, what are the issues to watch?

Migration is an “extreme” form of climate adaptation, but it does pay off for some, write Md. Monirul Islam et al. in a new article in the journal Climatic Change. In a study analyzing two Bangladeshi fishing communities, one long-established, the other the result of migration, the authors examine the effects of climate-induced migration on livelihood vulnerability.