An Australasian victory in the imperial debate could produce a Four-Power Treaty with an obligation to assist a signatory under attack. The proposed change replaces an obligation to consult with a commitment to support the affected power. An attack on one signatory would consequently bring Britain, Japan, France, and the United States together. Japanese security would rest on the agreement of the other major Pacific powers as well as Britain. The same protection would extend to the other signatories' Pacific interests. The scenario uses their combined strength to explain the proposed deterrent effect.
Chapter · 1:53:51-1:56:56
Australia and New Zealand strengthen the Four-Power Treaty
The third route turns Pacific consultation into a much stronger mutual-support guarantee backed by Britain, Japan, France, and the United States.