Former home affairs secretary Mike Pezzullo highlights the importance of undersea dominance in the case of a war with China. “Undersea dominance – and I use the term dominance – being an undersea superpower, would give you a decisive advantage,” Mr Pezzullo told News24. “AUKUS, I know there is eye-watering amounts of money involved, is our entry price if you like to an undersea superpower club, which will only have three members.”