The meeting of U.S. and Japanese leaders in Pearl Harbor will be a reminder of the remarkable journey that transformed the two countries from adversaries to allies.

The Zika virus is spreading to North America, and U.S. delays in approving research and funding could lead to a public health disaster, write Larry Brilliant and CFR’s Laurie Garrett.

Local elections in South Africa will provide a barometer for public concerns over a stubborn problem: how to reduce stark inequalities between whites and blacks, writes CFR’s John Campbell.

The Revolutionary Guards are involved in maintaining domestic order, projecting Iranian influence in the Mideast, and presiding over major business interests. They are poised to take on a bigger role…

The terror group Boko Haram is diminished but far from vanquished in Nigeria, and it appears to be expanding its regional reach, writes CFR’s John Campbell.