Given rising international tensions, sixteen members of the Historical Society of Ottawa’s Museum Club sought shelter in the Diefenbunker, Canada’s Cold War Museum, on the afternoon of Sunday, June 29th, 2025. Our guide informed us that the facility had been commissioned by Prime Minister John Diefenbaker in 1959, though he never visited it, and that it became fully operational in 1962. Designed to protect 535 senior government and military officials, all men, it could survive a blast from a 5-megaton atomic bomb at a distance of 1.8 km. A full-scale…