Tomorrow, Secretary of War Pete Hegseth brings hundreds of U.S. generals and admirals to Quantico for what amounts to a mass leadership formation. The agenda is opaque, the logistics unusual, and the stakes high. With President Trump now planning to attend, the gathering risks becoming as much a signal about civil-military relations as it is about readiness. What should Americans take from it — and what should our flag officers hear? First, let’s dispense with the novelty. Large, in-person convocations of nearly the entire general/flag officer corps are rare. Reporting indicates Hegseth intends to hammer “warrior ethos,” grooming and standards...