The announcement in 2021 that Australia would acquire nuclear-powered submarines for the Royal Australian Navy (RAN) signalled a significant shift in Australia’s defence policy.

Dr John Nash

RUSPAC remains the least analysed and assessed Russian naval fleet. Following the collapse of the Soviet Union in December 1991, there was a continuous decline in interest of developments in the Russian navy.

Alexey Muraviev

The announcement in September 2021 that Australia would acquire nuclear-powered submarines (NPS) signalled a significant shift in Australia’s defence posture.

Dr John Nash

In October 1959 the Defence Joint Planning Committee agreed to the introduction of a submarine force in the Royal Australian Navy (RAN). Australia subsequently ordered four Oberon class conventional submarines from the United Kingdom (UK).

Dr John Nash

This paper proposes an Anti-Submarine Warfare (ASW) strategy that leverages the author’s experience as a submariner and views the ASW problem through Effects Based Operations theory and Boyd’s OODA (observation, orientation, decision, action) Loop

Commander Mark Hammond, RAN

There have been many articles raised on the obsolescence of submarines within the future maritime battlespace. With the advent of unmanned underwater vehicles and increasingly sophisticated sensors, the difficult art of submarining will become increasingly challenging in several crucial respects. The idea that submarines could no longer safely remain submerged is a great aim point but we are not there yet, and we will not be there for some time yet.

LCDR Simon O’Hehir

"With “more activity from Russian submarines than we’ve seen since the days of the Cold War”, an improved European force posture becomes vital for the US Navy and NATO.

VADM James Foggo III, USN and Dr Alarik Fritz

Each volume of Australian Maritime Issues: SPC-A Annual is a compilation of the year’s Semaphore newsletters and papers on a variety of na

Rhett Mitchell

This volume examines the impact of the submarine threat on Australia’s maritime defence from 1915 to 1954 and assesses the effectiveness of the RAN in dealing with the trade defence problem over this period.

David Stevens