The military has a long and important history in Nebraska, and Offutt Air Force Base in Bellevue has played a significant role in the military for more than a century. In the 1950s through 1970s, when fear of nuclear war was at its height, the Strategic Air Command (SAC) was a vital part of our nation’s defense system. These photos from the National Security Archive give a rare look into the top-secret underground facility in the late ’50s through the ’60s.

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Thankfully the threat of a nuclear attack on the US was never realized, so most of the safeguards in place during this time period were never needed. This then-state of the art facility has since been replaced with a new headquarters, and Offutt AFB continues to play a vital role in the US military. Were you in the military during this time, or did you work at the base? We’d love to hear your stories in the comments!

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