The visit of Pope Francis cast a spotlight on U.S. climate policies, which rely on executive action to chase emission reduction targets pledged ahead of a year-end conference, write CFR’s Varun Sivar…

A surge in deaths in China from a virulent form of influenza has set off a scramble among health officials to find infected bird stocks, while experts have yet to produce a viable vaccine, writes CFR…

The Egyptian government’s widening crackdown on Muslim Brotherhood members, including a surge in death sentences, threatens to radicalize a new generation of Egyptians and spawn jihadist violence, wr…

Nawaz Sharif appears poised to return as Pakistan’s prime minister, which would create new challenges for the country’s already fractious politics and add strains to the U.S.-Pakistan relationship, w…