The New York Times reports:

The United States on Friday terminates a major treaty of the Cold War, the Intermediate Nuclear Forces agreement, and it is already planning to start testing a new class of missiles later this summer.

But the new missiles are unlikely to be deployed to counter the treaty’s other nuclear power, Russia, which the United States has said for years was in violation of the accord. Instead, the first deployments are likely to be intended to counter China, which has amassed an imposing missile arsenal and is now seen as a much more formidable long-term strategic rival than Russia.

The moves by Washington have elicited concern that the United States may be on the precipice of a new arms race, especially because the one major remaining arms control treaty with Russia, a far larger one called New START, appears on life support, unlikely to be renewed when it expires in less than two years.

At a moment when the potential for nuclear confrontations with North Korea and Iran is rising, the American decision to abandon the 32-year-old treaty has prompted new worries in Europe and Asia, and warnings that echo an era that once seemed banished to the history books. The resurgence of nuclear geopolitics was evident in the Democratic debate on Tuesday night, when presidential hopefuls grappled with whether the United States should renounce “first use” of nuclear weapons in any future conflict. [Continue reading…]