page_title: Regulus missile submarines
hierarchical_section_title: Regulus missile submarines
caption_attribution_description: USS_Grayback; http://www.navsource.org/archives/08/08574.htm Grayback (SSG-574), underway, circa 1960, place unknown. US Navy photo, courtesy of George M. Arnold.
context_page_description: The Regulus missile submarines were a group of submarines operated by the United States Navy capable of carrying the Regulus cruise missile. Between 1959 and 1964, a total of five boats were used to undertake the first submarine-based nuclear deterrent patrols by the United States. Regulus submarines were used for this task until 1964, when sufficient ballistic missile submarines carrying the Polaris ballistic missile became available.
context_section_description: The Regulus missile submarines were a group of submarines operated by the United States Navy (US Navy) capable of carrying the Regulus cruise missile. Between 1959 and 1964, a total of five boats were used to undertake the first submarine-based nuclear deterrent patrols by the United States. Regulus submarines were used for this task until 1964, when sufficient ballistic missile submarines carrying the Polaris ballistic missile became available.
caption: USS Grayback, one of the five submarines that operated Regulus missiles
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