At independence in 1960, Lagos had an estimated population of 763,000; today it is about 13 million. Together with Lagos state, the population reaches 21 million. While Lagos is by far the largest city in Nigeria, security concerns, rural poverty, and hopes for greater economic opportunity are driving people to cities all over the country.

Here are seven ways Russia's invasion of Ukraine could impact Africa’s energy transition.

In 1995, Kenneth Waltz and Scott Sagan coauthored the book, The Spread of Nuclear Weapons: A Debate, which sought to address the question: what are the likely consequences of the spread of nuclear we…

Each Friday, I look at what the presidential challengers are saying about foreign policy.

Update: Julián Castro announced on January 2, 2020, that he was ending his campaign. Julián Castro is seeking do what no Democrat has done in ninety-six years: win the party’s presidential nominat…