The arrests of four Iranian-Americans have created a chill among those in Iran working to open up civil society and led to disagreements over U.S. support for those efforts.

Despite a security clampdown in Baghdad, Iraq’s capital remains a hotbed of sectarian violence. The new government has yet to find a solution—military, political, or otherwise—for securing the city.

As the United States and India move toward cementing their warmest relationship ever, India’s rival, Pakistan, is broadening its ties with its own powerful ally: China.

Trade relations between the United States and China have provided enormous benefits to both countries. But a growing U.S. trade deficit, China’s regulation of its currency, and concerns over intellec…