Australia may have to rethink how to get nuclear-powered submarines by the 2030s and beyond after serious questions were raised about the UK providing the high-tech kit under the AUKUS agreement, a military academic has warned.

Nuclear-powered submarines are not being acquired because Australia is seeking conflict but because it is a maritime trading country.

Australia may have to rethink how to get nuclear-powered submarines by the 2030s and beyond after serious questions were raised about the UK providing the high-tech kit under the…