The soviet naval officer who prevented WWIII: https://www.nationalgeographic.com/news/2016/03/you-and-almost-everyone-you-know-owe-your-life-to-this-man/ https:

The soviet naval officer who prevented WWIII: https://www.nationalgeographic.com/news/2016/03/you-and-almost-everyone-you-know-owe-your-life-to-this-man/ https://www.nationalgeographic.com/news/2016/03/you-and-almo... The British government on the brink of capitulating to Hitler: https://www.historyextra.com/period/second-world-war/the-may-1940-war-cabinet-crisis-churchills-darkest-hour/ https://www.historyextra.com/period/second-world-war/the-may... The Allies and not Hitler getting the atomic bomb. Examples abound just in the past few generations.