Is his name really spelled “McChrystal” and not “McCrystal”?
After the famous photo of the flag-raising on Mount Suribachi on Iwo Jima in February 1945 appeared in the newspapers, someone commented that that ensured the survival of the US Marine Corps for the next 500 years. They almost didn't survive the next 5 years.
The late Gen. Victor Krulak wrote an interesting account of the struggles in the late 1940s that almost doomed his Marine Corps.