The argument is that Hood plus two K3s might have given the Royal Navy an unusually strong lead in capital ships. That would not necessarily have prevented treaty negotiations, but it could have changed what Britain would accept at the table. Hood's survival under the Washington settlement is used as evidence that the United States could not simply compel Britain to discard its most powerful ships. Ship construction would therefore have shaped diplomatic leverage and fleet balance.
Notable Point · 29:54-31:59
Would K3s have changed naval treaty politics?
A K3 counterfactual explores how exceptionally powerful British capital ships could have altered arms-limitation bargaining.