Quad, Aukus, the US-Philippines-Japan trilateral and the US-Japan-South Korea trilateral. The Philippines, Japan and Australia are not treaty allies; however, each of these countries shares a bilateral treaty alliance with the US. Thus, the idea behind the Squad centres on the desire of all four democracies to deepen their level of integration beyond the hub-and-spokes format at a time when China has been militarizing the South China Sea at the expense of the rules-based order of the Indo-Pacific.
The seeds for the Squad’s creation were already planted in 2023 through the efforts of the four countries to enhance their strategic collaboration in the South China Sea. Manila has broadened its alliance with the US and is currently negotiating a reciprocal access agreement (RAA) with Japan to enhance troop deployments between both countries. This also complements the existing Visiting Forces of Agreement (VFA) that the Philippines has with the US and the Status of Forces Agreement (SOFA) between Manila and Canberra.
In June 2023, the defence chiefs of all four countries met for the first time on the sidelines of the Shangri La security dialogue in Singapore. Moreover, in April this year, the US, Japan, the Philippines and Australia conducted their first-ever multilateral maritime exercise in the Philippines’ exclusive economic zone (EEZ). Though the creation of the Squad may have seemed quite natural, due to the loose and informal nature of mini-laterals, their development relies on the convergence of political will and the intersection of shared interests and threat perceptions among its potential members.
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