What is behind Iran’s latest seizures of expatriates visiting from the United States? An insecure regime fearful of close ties with the West.

Nigeria’s heavy dependence on oil revenues puts it in a risky position economically and politically, raising new concerns about instability in Africa’s most populous country, writes CFR’s John Campbe…

Africa’s most populous country is holding tight elections amid a fierce insurgency and plummeting oil revenues. There are concerns that the vote could trigger a new round of instability, writes CFR’s…