To build an effective deterrence strategy, Australia needs urgently to improve its skills and understanding of deterrence. This report explains what deterrence is and why it matters. It looks at Australian deterrence policy in practice and at deterrence efforts by some of our partners and allies and it highlights a number of gaps in Australia’s...

The authors of this paper assert that Australia must invest in defence capability commensurate with the challenges of the strategic environment. Crucially, the role of defence to help deter wars, while being ready for times of conflict, requires spending even in times of relative peace.