Latest Americas Analysis
(TEH ENG KOON/AFP/Getty Images)

Not Much Stands in the Dollar's Way

Even if changes in U.S. policy diminish the dollar's security as an asset, there are no ready successors to take its place as the world's reserve currency. Read more…

(SERGEI KARPUKHIN/AFP/Getty Images)

Russia and Iran's Marriage of Convenience

The countries cooperate where it suits both their needs, but centuries of competition bubble under their relationship. Read more…

(-/AFP/Getty Images)

A Changing Rulebook to Tame the New Global Arms Race

The rules of arms control have been rewritten. Read more…