[The draft says that to deter a potential adversary from using unconventional weapons, the United States must make it] believe the United States has both the ability and will to pre-empt or retaliate promptly with responses that are credible and effective. ... repeatedly rejected calls for adoption of 'no first use' policy of nuclear weapons since this policy could undermine deterrence.  -   The Grimm     Quotes
[The draft says that to deter a potential adversary from using unconventional weapons, the United States must make it] believe the United States has both the ability and will to pre-empt or retaliate promptly with responses that are credible and effective. ... repeatedly rejected calls for adoption of 'no first use' policy of nuclear weapons since this policy could undermine deterrence. The Grimm
 Potential