At the beginning of 2021, the US Defense Department maintained an estimated stockpile of 3,800 nuclear warheads for delivery by 800 ballistic missiles and aircraft. Most of the warheads in the stockpile are not deployed, but rather stored for potential upload onto missiles and aircraft as necessary. Many are destined for retirement. We estimate that approximately 1,800 warheads are currently deployed, of which roughly 1,400 strategic warheads are deployed on ballistic missiles and another 300 at strategic bomber bases in the United States. An additional 100 tactical bombs are deployed at air bases in Europe.
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The Treaty on the Prohibition of Nuclear Weapons (TPNW) enters into force today, 90 days after the deposit of the 50th instrument of ratification. So far, a total of 86 countries have signed the treaty, which complements existing disarmament measures like the Non-Proliferation Treaty (NPT). The TPNW is a significant milestone…
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The traditional system for granting or denying security clearances for access to classified information is undergoing a significant overhaul as it transitions into what is called Trusted Workforce 2.0. Among other changes, Trusted Workforce 2.0 will ultimately phase out the painstaking periodic reinvestigations of cleared personnel in favor of "continuous…
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The Pentagon is currently planning to replace its current arsenal of intercontinental ballistic missiles (ICBMs) with a brand-new missile force, known as the Ground-Based Strategic Deterrent, or GBSD. The GBSD program consists of a like-for-like replacement of all 400…
Read moreThe traditional system for granting or denying security clearances for access to classified information is undergoing a significant overhaul as it transitions into what is called Trusted Workforce 2.0. Among other changes, Trusted Workforce 2.0 will ultimately phase out the painstaking periodic reinvestigations of cleared personnel in favor of… Read More
This policy memo suggests that the Biden administration should immediately launch a National Security Council-led strategic review examining the role of ICBMs in US nuclear strategy, and presents four alternative policy options that the Biden administration could pursue in lieu of the current GBSD program of record. Download the report … Read More
“In a democracy, the public deserves as much transparency as possible regarding the work of our national security institutions, consistent with legitimate needs to protect sources and methods and sensitive foreign relationships,” according to a memorandum issued by President Biden on February 4. “The revitalization of… Read More
The declassification process has been overwhelmed by the flood of classified records awaiting review, said Sen. Ron Wyden last week. “I intend to push the Director of National Intelligence to fix a broken declassification system,” he said. One highly effective way to begin fixing the… Read More
Amid the whirlwind of White House activity following inauguration last week, President Biden issued his first presidential directive on national security to designate pandemic response as a priority. “My Administration will treat epidemic and pandemic preparedness, health security, and global health as top national security priorities,… Read More
The Treaty on the Prohibition of Nuclear Weapons (TPNW) enters into force today, 90 days after the deposit of the 50th instrument of ratification. So far, a total of 86 countries have signed the treaty, which complements… Read More
The US Air Force National Air and Space Intelligence Center (NASIC) has published a new version of its widely referenced Ballistic and Cruise Missile Threat report. The agency normally puts out an updated version of the report every four years. The previous… Read More
This report features the results of an October 2020 poll on US nuclear policy conducted by ReThink Media on behalf of the Federation of American Scientists. Download the report here. View the polling as a webpage here. Read More