This publication contains thirty short essays that cover a vast range of subjects, from the big geostrategic challenges of our times, through to defence strategy; border, cyber and human security; and key emergent technologies.

This collection of articles from ASPI’s The Strategist comprises a diversity of perspectives on the relationship between the Quadrilateral Security Dialogue and a range of countries’ national and regional interests.

The Quadrilateral Security Dialogue between India, the US, Japan and Australia (the Quad, sometimes referred to as the QSD) was initiated more than a decade ago, but fell apart after Australia withdrew support in 2008. The four members restarted the idea (Quad 2.0) on the sidelines of the two 2017 ASEAN summits.

Under President Obama, the bilateral relationship between the United States and Vietnam flourished. Despite some misgivings about the future direction of US policy in the region under President Trump, Hanoi is working hard to ensure that the relationship continues to expand.

In order to explore and elevate Southeast Asian perspectives on US–China competition, the Lowy Institute and the Council on Foreign Relations convened nearly two dozen Southeast Asian scholars and policymakers from around the region to discuss their perspectives.