Ellen Tauscher: “We have to absolutely, unambiguously protect the things that we must protect.”

Prepared to provide the Russian Government with written political guarantees regarding the U.S. and NATO Missile Defense Systems in Europe.

We need to be able to maintain unambiguously a quality deterrent.

The United States strengthened its longstanding Negative Security Assurance by declaring that the United States will not use or threaten to use nuclear weapons against non-nuclear weapons states that are party to the Nuclear…

China's military modernization programs, including its nuclear modernization, are a significant concern which we watch closely.