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Number 156, January 1999

The Current Nuclear Dialogue

by Leon Sloss

Conclusions

Official U.S. Policy and Programs

At the end of the Cold War the Soviet military threat to Western Europe disappeared, and with it the principal rationale for U.S. nuclear policy. Since then the United States has been searching for a coherent policy as a basis for planning future nuclear forces. This search involving a small circle of experts received little public attention until the recent nuclear tests by India and Pakistan dramatized the emergence of a new nuclear order with implications far beyond South Asia. However, the U.S. policy community remains deeply divided over the future role of nuclear weapons.

U.S. nuclear weapons policy has tried to recognize new realities while preserving many Cold War era principles. The nuclear posture retains thousands of nuclear weapons, many on a high state of alert. A multibillion dollar research program continues to develop a ballistic missile defense system for U.S. territory, but technical uncertainties about the feasibility and cost persist.

The new realities are reflected in a series of concrete actions: sharply lower budgets for nuclear missions; substantial reductions in deployed nuclear forces; reductions in the alert status of strategic bombers and theater nuclear weapons; and reorganization and reorientation (and renaming) of several Cold War agencies such as the former Strategic Air Command. The United States has also ceased nuclear testing and the manufacture of nuclear weapons. The nuclear relationship with Russia has undergone a metamorphosis from confrontation to cooperation, although elements of distrust and suspicion remain. Under the so-called Nunn-Lugar legislation, a series of measures have been taken to reduce the possibility that Russia will export nuclear weapons and knowledge, while improving the safety of those weapons that still remain in its stockpile

The legacy of the Cold War is a stockpile of more than 5,000 strategic weapons, deployed on missiles and bombers. Such high levels remain because the Russian Duma (parliament) has failed to ratify the START II Treaty, which would reduce strategic forces further, and the United States has been unwilling to make reductions without reciprocity from the Russians. Future acquisition planning is directed at extending the life of current weapons systems as far as possible into the future. Declaratory policy also retains a Cold War flavor. Official descriptions of the roles and missions of nuclear weapons have changed little. In public statements nuclear weapons remain an important element in deterrence, not just against old threats from Russia and China but new threats from potential proliferators. While current policy focuses on deterring nuclear attacks and threats, a window has been left open to deter chemical and biological threats. The administration has resisted pressures from many non-nuclear states and the arms control community to declare an unambiguous policy of "no first use," and it has been cool to ideas for further de-alerting of nuclear forces.

View Alpha: Nuclear Weapons are a Threat

As for unofficial views, there is one perspective (View Alpha) which sees the continued existence of large inventories of nuclear weapons primarily as a threat to U.S. security. In this view there are few strategic benefits to the United States in retaining nuclear weapons and many risks in a world in which nuclear weapons are proliferating to states that have little experience in the management of such a dangerous military tool.

Alphas are also gravely concerned about the possibility of an accident or unauthorized launch of a nuclear weapon as the management and control of Russian nuclear forces erode. They believe that U.S. interests are best served if we can lead the world as rapidly as possible toward lower and less ready-to-use nuclear postures. Abolitionism, the extreme expression of this view, is considered impractical, even embarrassing, by those who hold more moderate views. Moderate Alphas acknowledge that nuclear weapons still have a role to play in deterrence of other nuclear weapons, and expect the process of dismantling nuclear forces to take many years. Alphas seek to exert steady pressure along this path, primarily through arms control. Adherents of this view include the traditional arms control community, some moderate politicians (e.g., Sam Nunn) and many military officers who subscribe to parts of this agenda. There is a widespread military view that maintaining nuclear weapons is an operational headache and a fiscal albatross. As the Defense Department faces the growing costs of maintaining START I forces, as mandated by Congress, the pressure to move promptly toward START II levels grows.

View Beta: Nuclear Weapons Have Continuing Utility

The second perspective (View Beta) sees continuing utility for nuclear weapons and a broader deterrent role. Betas are concerned about what they perceive as the long-term erosion of U.S. nuclear capabilities. This view has been articulated in some detail in a recent study jointly sponsored by the National Defense University and Lawrence Livermore National Laboratory (U.S. Nuclear Policy in the 21st Century: A Fresh Look at National Strategy and Requirements, Center for Counterproliferation Research, Washington, DC, 1998). The study contains several new perspectives on the future role of and requirements for nuclear weapons. In contrast to the Alpha view, the authors of this study believe that nuclear weapons will retain utility, principally as a deterrent to weapons of mass destruction (not just nuclear weapons) for the indefinite future. The study emphasizes the need for a robust nuclear infrastructure in the long term. Infrastructure includes production facilities, a research and development establishment, and a cadre of skilled personnel, both military and civilian. It also proposes to focus arms control efforts on dialogues between the nuclear states designed to increase transparency and develop specific stabilizing measures, rather than on broad international treaties and massive reductions. This perspective includes some who voice extreme views against the CTB and the ABM Treaty.

Specific Issues

These two broad perspectives divide on several issues that constitute the heart of the current nuclear dialogue:

1. The size of the future stockpile

There is a significant difference between the two views on what to limit. The Alphas would attempt to reduce and limit total weapons, while acknowledging that verification and control would be extremely difficult. The Betas believe that, for the foreseeable future, limits on total inventories, while desirable, are probably not practical due to verification difficulties. Furthermore, the Betas are more concerned about the dangers of de-militarizing large stocks of fissile material in Russia with limited accountability.

2. The importance of nuclear infrastructure

3. How best to promote strategic stability

4. The Comprehensive Test Ban Treaty

5. Maintaining nuclear competence

6. Deterring chemical and biological weapons (CBW)

7. Stockpile stewardship

8. Modernization of the stockpile

9. Ballistic missile defense (The ABM Treaty)

Some Hidden Issues

1. Non-strategic nuclear forces (NSNF)—The Russians retain thousands of non-strategic nuclear weapons which are a source of concern to both Alphas and Betas. These concerns center on the adequacy of Russian controls over their non-strategic stockpile, the resultant risk of accidents, and the leakage of nuclear capabilities to third parties. They are not covered by any existing arms control agreement, although in 1991 Gorbachev undertook to reduce Russian theater nuclear weapons and withdrew all those in Eastern Europe as Soviet troops withdrew. At the Helsinki Summit in 1994, Presidents Clinton and Yeltsin agreed that NSNF should be considered in START III. However, how tactical nuclear weapons should be dealt with remains a major issue. One view, often supported by Betas, is that NSNF should be addressed in numerical terms. But, the United States has little to offer to induce the Russians to reduce their significant stockpile, and in recent years a number of Russian leaders have announced that the Russians were placing more importance on NSNF in their strategy. Another position, which tends to be favored by Alphas, would emphasize transparency—trying to generate more information on the size and location of the Russian stockpile. But the Russians seem likely to resist transparency and want to link limits on U.S. sea-based cruise missiles and advanced conventional munitions to any agreement on NSNF.

2. Non-nuclear strategic forces—Some experts, particularly Betas, believe that there will be a continuing role for long-range bombers and missiles in non-nuclear missions. For example, technology will permit stand-off delivery of bombs and missiles with considerable precision, and the desire to avoid risk to friendly forces makes such tactics attractive. Advocates for preserving a role for long-range non-nuclear systems are concerned about the impact of strategic arms control agreements on that role. For example, numerical limits on bombers and cruise missiles, proposed in order to limit nuclear forces, also could limit non-nuclear systems unless those limits are carefully drawn. However, arms control provisions that provide a "loophole" for U.S. non-nuclear systems also provide similar opportunities for others. There are difficult tradeoffs.

Future Prospects

The prospects, at least for the next several years, are for a U.S. nuclear posture and policy that lie somewhere between the Alpha and the Beta views. However, we expect budget considerations to replace arms control as the major driver of the nuclear posture. With strong pressures to increase the U.S. defense budget, it seems unlikely that DOD officials or Congress will continue to spend funds to support strategic forces that seem likely to exceed Russian forces that are rapidly deteriorating.

Nevertheless, the U.S. administration shows no inclination to adopt radical reductions or de-alerting of nuclear forces or changes in nuclear doctrine as advocated in the Alpha View. It seems to have adopted the view of the Betas that nuclear weapons will be around indefinitely. However, it is unlikely to take aggressive steps to shore up nuclear infrastructure and protect a reconstitution capability, as Betas advocate. The future of the stockpile stewardship program remains uncertain. There is no longer a strong nuclear program constituency in the Defense Department, and in Congress only a handful of members show an active interest. In the absence of a major new threat from abroad, future administrations will likely pursue the current path of maintaining a nuclear deterrent while minimizing the cost. This path seems destined to lead to a gradual erosion of nuclear competence, which could make it more costly and more time-consuming to reconstitute nuclear forces should that need arise in the future.

Some events could alter this prognosis. Neither Russia nor China seems capable of becoming a "peer competitor" in the traditional sense for several decades. That is, they are unlikely to have the military technology and global reach that characterizes U.S. forces today. However, either Russia or China or several rogue states could adopt asymmetric strategies to deter or discourage U.S. involvement in their neighborhood. Such strategies could involve the use or threatened use of weapons of mass destruction. Military operations against the United States, utilizing nuclear, chemical, or biological weapons, cannot be ruled out in the future, and any such use could change the strategic landscape radically. A major new external challenge could dramatize the need for a modernized nuclear deterrent.  

Leon Sloss was a senior official in the Department of State and the Arms Control and Disarmament Agency from 1966 to 1978 and has been a consultant on national security policy since that time.


The Strategic Forum provides summaries of work by members and guests of the Institute for National Strategic Studies and the National Defense University faculty. These include reports of original research, synopses of seminars and conferences,the results of unclassified war games, and digests of remarks by distinguished speakers.

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Editor - Jonathan W. PierceNOTE

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