History of
National Missile Defense
The
1990s
1940
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The end of the
Cold War, followed by the thundering victory of coalition forces against
Iraq in 1991, ushered in a fundamentally transformed international
security environment. President
Bush articulated as much in his 1991 State of the Union speech when he
presented his vision for a “New World Order,” where multinational
coalitions would coalesce to produce a type of global collective defense
against international malcontents such as ‘rogue’ nations and
transnational criminal and terrorist groups.
He also announced the integration of SDI into a system called the
Global Protection Against Limited Strikes (GPALS).
GPALS consisted of ground-based national and theater missile
defenses that would operate in conjunction with a space-based global
defensive system, and which was designed to defend against tactical
theater missiles, as well as up to 200 nuclear warheads launched from
rogue nations.
Ambitious
ABM programs such as GPALS gained substantial support and momentum in the
latter half of the 1990’s as a result of two developments: 1) a
Republican-controlled Congress supportive of the NMD initiative, and 2)
intelligence reports pointing to the ICBM ambitions of potentially hostile
‘rogue’ nations such as Iraq, Iran, and North Korea, among others.
Republicans
gained control of both houses of Congress in 1995 and began to push for a
NMD deployment by 2003 (the date was eventually pushed back to 2005 to
accommodate research and development).
This same year, the CIA’s National Intelligence Estimate (NIE
95-19) was released, offering a subdued assessment that the U.S. homeland
was not likely to face the threat of a missile attack over the next 15
years. The report, as is the practice with most all NIE’s, focused upon
the probabilities of threats, not the more broad and inconclusive possibility
of threats. Although the
report was classified, its findings were leaked in a letter to Senator
Carl Levin (D-MI) and were subsequently used to criticize the
Republican-backed missile defense program.
When the leak was revealed, Republicans labeled the report biased
and politicized, and demanded that an independent commission be formed to
reevaluate the ballistic missile threat.
Director of Central Intelligence, George Tenet empanelled the
commission and appointed former Secretary of Defense Donald Rumsfeld as
chair.
The
strategic assessment gaining momentum at the time within the U.S. defense
establishment was that ‘rogue’ nations and non-state terrorist
organizations would not be affected by the dynamics of deterrence—the
stabilizing element of the Cold War. In general, states understood the implicit threat of
annihilation should they launch a missile attack against the United States
or any other nuclear power and were thus dissuaded from overly bellicose
policies that may provoke war. However,
it was not thought that ‘rogue’ states and terrorists ascribed to the
rational deterrence school of thought, but rather were ‘crazy’,
‘irrational’, ‘fanatical’, or plain suicidal.
Thus, the argument was offered that the United States could not
rely upon deterrence theory for its security and must provide an active
defense against such missile threats.
The Rumsfeld
Commission reported, with dissenters, in July 1998 that “ballistic
missiles armed with WMD payloads pose a strategic threat to the United
States.” As
if on cue, Iran and North Korea conducted missile tests within months. Congress, in turn, passed in quick succession legislation
committing the United States to fielding a national missile defense system
as soon as technologically feasible.
President Bill Clinton, however, remained concerned that the
development of a missile defense system would undoubtedly abrogate the ABM
Treaty, thereby straining relations with Russia and dealing a major
setback to international arms control and nuclear non-proliferation
efforts. These concerns were articulated in Clinton’s statements
following the signing of the National Missile Defense Act of 1999 as
narrated by Donald R. Baucom, Historian at the Ballistic Missile Defense
Organization:
In signing H.R. 4 on
23 July 1999, President Clinton noted that ‘by specifying that any NMD
deployment must be subject to the authorization and appropriations
process, the legislation makes clear that no decision on deployment has
been made. This interpretation, which is confirmed by the legislative
record taken as a whole, is also required to avoid any possible
impairment of my constitutional authorities.’ Furthermore, he stated
support for arms reduction talks with the Russians put ‘the Congress
on record as continuing to support negotiated reductions in strategic
nuclear arms, reaffirming my Administration's position that our missile
defense policy must take into account our arms control and nuclear
nonproliferation objectives.’
The Clinton
Administration was thus eager to strengthen the ABM Treaty and other arms
control agreements, and recognized the political tension that would result
if the United States undermined those initiatives by violating the treaty. This sentiment was balanced with the newest NIE report which
suggested that many rogue nations could soon have the capabilities to
launch missiles against the United States.
The
proposed NMD architecture, as articulated by the BMDO, was designed to
operate as follows:
All
elements of the NMD system will work together to respond to a limited
ballistic missile attack directed against the United States.
The U.S. Early Warning System, consisting of Defense Support
Program (DSP) satellites, and its follow-on capability, the Space Based
Infrared System (SBIRS) satellites, will detect the launch of enemy
missiles and then track these missiles while simultaneously gathering
critical data. After confirmation, this information will be passed to
the Battle Management/ Command, Control, and communications (BM/C3)
system while ground-based radars acquire and track the incoming missile.
This information will then be used to make an engagement decision. When
defense engagement authority is granted, one or more interceptors will
be launched on command to engage the threat. The BM/C3 system will
continue to process radar and other system data in order to provide more
information to the interceptor so it, in turn, can better discriminate
between debris, false objects (penetration aids), and real warheads.
The interceptor will use its on-board sensor to acquire the
threat, select the target warhead, and guide itself to a direct,
high-speed collision using on-board computers and divert propulsion
systems. During and after the engagement, the radars continue to collect
data and observe the intercept results in order to provide “kill
assessment” information which evaluates the interceptor’s success or
failure.
The system
currently is designed to engage the target missile at three phases of its
flight: the boost phase, midcourse, and terminal.
This layered defense is intended to provide the greatest number of
interception scenarios as opposed to initial NMD designs that focused
solely upon terminal phase interception.
However,
tests of the developing system have indicated that the interceptor’s
discrimination capabilities—the ability to recognize the target warhead
amidst countermeasure decoys—remained a liability.
During the IFT 3 test intercept, the kill vehicle initially homed
in on a countermeasure decoy and only at the last second acquired the
actual warhead. Lack of
confidence in the technical competency of the proposed NMD system
continued to undermine support for the initiative.
The Ballistic Missile Defense Organization, “Fact
Sheets”
Timeline
March
15, 1990 – As
a component of the Bush Administration’s overall review of national
security requirements, Ambassador Henry F. Cooper released his independent
analysis of the SDI program.
In the report, Cooper endorsed the Brilliant Pebbles defensive
scheme and proposed the concept of
the system for Global Protection Against Limited Strikes (GPALS).
January
29, 1991 – In
his State of the Union Address, President Bush announces the integration
of SDI into GPALS.
The President said, “I have directed that the Strategic Defense
Initiative program be refocused on providing protection from limited
ballistic missile strikes, whatever their source.
Let us pursue a SDI program that can deal with any future threat to
the United States, to our forces overseas, and to our friends and
allies.”
He anticipated that GPALS would afford protection against as many
as 200 long range missiles. http://www.c-span.org/executive/stateofunion/sou91_trans.asp
April
23, 1991 – During
the Gulf War, American military operations relied heavily upon space
assets such as global positioning, reconnaissance, and battle management
satellites.
To this point, General Donald Kutyna, USAF commander of U.S. Space
Command, told the Senate Armed Services Committee that it is imperative
that the U.S. develop the means to defend its space assets and attack
enemy assets. http://www.fas.org/spp/military/docops/usaf/au-18/part05.htm
December
5, 1991 – President
Bush signs the Missile Defense Act of 1991 (part of H.R. 2100) which
mandates the Department of Defense to “develop for deployment by the
earliest date allowed by the availability of appropriate technology or by
fiscal year 1996 a cost effective, operationally effective, and ABM
Treaty-compliant anti-ballistic missile system…designed to protect the
United States against limited Ballistic missile threats, including
accidental or unauthorized launches or Third World attacks.”
May
1993 – Secretary
of Defense Les Aspin renames the Strategic Defense Initiative Organization
the Ballistic Missile Defense Organization (BMDO) and reorients its
priorities to developing theater missile defenses.
November,
1995 – A
National Intelligence Estimate (NIE 95-19) reports that “no country,
other than the major declared nuclear powers, will develop or otherwise
acquire a ballistic missile in the next 15 years that could threaten the
contiguous 48 states or Canada.” http://www.ceip.org/files/nonprolif/resources/intelligence.asp
April
1996 – The
Clinton Administration institutes a “3+3” national missile defense
plan which entails three years for development and, if warranted, three
more years to deploy a system.
October
1, 1997 – The
U.S. Army establishes its Space and Missile Defense Command, which was to
be a component of the national missile defense initiative.
March
19, 1998 – Senator
Thad Cochran (R-MS) introduces the American
Missile Protection Act which establishes “U.S. policy to deploy, as
soon as technologically possible, a National Missile Defense system.”
July
15, 1998 – The
Commission to Assess the Ballistic Missile Threat to the
United States, established under the 1998 Defense Authorization Act
and chaired by Donald Rumsfeld, states with dissent that the ballistic
missile threat to the U.S. is real, credible, and could appear sooner than
early intelligence predictions.
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document
January
20, 1999 – The
Pentagon requests more money for NMD programs, delays the target date for
achieving initial operating capability from 2003 to a “more realistic”
2005, and sets a June 2000 date for a deployment decision by the Clinton
Administration.
March
16, 1999 – By
a vote of 97 to 3 the Senate passes the “The National Missile Defense
Act of 1999,” which requires that the United States “deploy as soon as
technologically possible an effective National Missile Defense system.”
May
20, 1999 – By
a vote of 345 to 71 the House of Representatives approves legislation
mandating the deployment of national missile defenses as soon as
technically feasible.
June
20, 1999 – President
Bill Clinton and Russian President Boris Yeltsin issue a joint
communiqué on the ABM Treaty that states: “Proceeding from the
fundamental significance of the ABM Treaty for further reductions in
strategic offensive arms, and from the need to maintain the strategic
balance between the United States of America and the Russian Federation,
the Parties reaffirm their commitment to that Treaty, which is a
cornerstone of strategic stability, and to continuing efforts to
strengthen the Treaty, to enhance its viability and effectiveness in the
future.”
July
23, 1999 – President
Clinton signs “The National Missile Defense act of 1999,” which
outlines the four criteria Clinton will use in making a final decision on
the future deployment of an NMD system:
the missile threat against the U.S., the cost of the NMD system,
the technological status of the system, and its impact on the ABM Treaty.
September
1999 – The
Welch panel, initiated jointly by several Department of Defense programs,
concludes that the NMD program remains a “high risk” for failure.
In the same month, a new NIE report is released that includes a
section entitled “Foreign Missile Developments and the Ballistic Missile
Threat to the United States Through 2015,” which states that “during
the next 15 years the United States most likely will face ICBM threats
from Russia, China, and North Korea, probably from Iran, and possibly from
Iraq.”
October
2, 1999 – An
Integrated Flight Test (IFT 3), employing elements of the proposed NMD
system, attempts to intercept a target missile and is lauded by the
Pentagon as an unqualified success.
It is later revealed that the kill vehicle initially homed in on
the single decoy released by the target.
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NMD
History Referenced Material
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