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

Iraqi Kurds have enjoyed virtual autonomy for more than two decades, but formal independence might finally be in reach due to changing realities facing Iraq and Turkey, writes CFR’s Steven A. Cook.

The Arab world’s stirring for political change in 2011 failed dramatically, but support for building democratic institutions still represents one of the region’s best hopes for reform.

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.

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…