Introduction Ian Langford; Part I. The Concept of an Army's Influence Abroad: 1. Eighty Years of Regional Engagement David Horner; 2. The Australian Army through the Lens of Australian Defence White Papers since 1976 Brendan Sargeant; 3. Defence Attaché in Indonesia: Lessons from 20 Years Ago Ken Brownrigg; Part II. Lessons from Past Relationships: 4. General Blamey and the Backroom Boys: Colonel Conlon and Army's Adaptation and Access in the Pacific and Asia, 1942-1946 Graeme Sligo; 5. 'Not rich in standing armies or immediately available resources': Plans, realities and the Australian Regular Army's deployment to Korea, 1950 Dayton McCarthy; 6. Helping the Americans help the Vietnamese? Defence engagement with the RVN, 1955-1975 Tom Richardson; 7. East Timor and the crisis of 1999: a case study on the limitations of relationships Craig Stockings; 8. Onward & Onya: The involvement, interaction and influence of the New Zealand and Australian Armies Stephen Clarke; Part III. Ongoing Relationships: 9. Access but how much influence? An historical overview of Australia-Indonesia army-to-army cooperation Garth Pratten; 10. An Army of Influence: Australia's military engagement with Malaysia 1955–2020 Richard Niessl; 11. Cambodia – More than 'a Signals Show' Peter Bartu; 12. Was the Juice Worth the Squeeze? Australian Defence Force Investment in Nation Building in Bougainville and the Solomon Islands Reuben Bowd; 13. Achieving influence through advising relationships Deborah Jeppesen; 14. Training Teams as a Force of Choice: Building Partner Capacity in the Philippines Luke Holloway; 15 A perspective on diplomacy in Army's contemporary regional relationship building Fergus McFarlane.