Russia’s new presence in Latin America

Caracas, Venezuela; and Moscow – Russian President Dmitry Medvedev's visit this week with Venezuela's leftist leader Hugo Chávez is the first ever for a Kremlin leader to this oil-rich nation. And the meeting – part of a Latin America tour that includes stops in Brazil and Cuba – is kindling concerns that a resurgent Russia is aiming to revive its cold-war era presence in America's backyard.

The meeting is expected to coincide with joint naval exercises off Venezuela's coast, led by the Russian nuclear-powered warship, Peter the Great, and comes as the two powers announce that Russia will help Venezuela build a nuclear reactor.

Both nations insist their focus is economic, but geopolitics are also at play. …