Nuclear Security & Deterrence Monitor Vol. 30 No. 12
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Nuclear Security & Deterrence Monitor

Article 4 of 12

March 27, 2026

State Department arms control head: “No discussion” on atmospheric testing

By Sarah Salem

Thomas Dinanno, undersecretary of state for arms control and international security, said he has “not been in any discussions” where U.S. testing of nuclear weapons in the atmosphere has been under consideration.
“We’re still assessing,” Dinanno said…

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Table of Contents

NTI exec says ground operation to seize uranium ‘high risk’

By Sarah Salem
STRATCOM: ‘high confidence’ in extending Ohio-class life

By Sarah Salem
NNSA picks Los Alamos ‘expanded operations’ in final SWEIS, critics weigh in

By Sarah Salem
State Department arms control head: “No discussion” on atmospheric testing

By Sarah Salem
Arms control head says continued weapons modernization will grab China’s “attention”

By Sarah Salem
Democrats express concerns over Saudi Arabia 123 agreement

By Sarah Salem
IAEA report: 55% nuclear thefts occurred during transport from 1993 onward

By ExchangeMonitor
General Dynamics wins $15B award for Columbia-class sub industrial base support

By Staff Reports
Hadrian launches AI-powered maritime industrial base factory focused on subs

By ExchangeMonitor
Construction concludes at Y-12 building to reduce high-security zone

By ExchangeMonitor
Savannah River to supply 22.8 tons of uranium for DOE

By ExchangeMonitor
Wrap up: Israel and Iran trade attacks near nuclear facilities; DOE new headquarters; Golden Dome selects three primes; HII NNS taps VPs; New SASC member

By ExchangeMonitor