The success of a UN investigation into an alleged chemical weapons attack in Aleppo province last week will depend on a number of factors and could prove inconclusive, says CFR’s Gregory Koblentz.

The main U.S. bill on confronting climate change should adjust the way it proposes cushioning some vulnerable U.S. industries to avoid stirring protectionist fears, writes CFR’s Michael Levi.

Arizona’s new immigration law is unwise, unworkable, and probably unconstitutional. And who’s to blame? Actually, the rest of the country, writes CFR’s Edward Alden.

The country’s next president must bridge the ethnic and religious divisions that could destabilize the booming Muslim-majority democracy, explains CFR’s Karen Brooks.

The U.S.-India relationship is troublingly adrift over disagreements on U.S. "AfPak" policy and logjams on expanding trade, says CFR’s Evan Feigenbaum.