Hasn’t Australia also made the charge?
They have rumbled a bit, but Australia isn’t big enough to have any real influence. As China replied to their comments “Australia is gum stuck to the bottom of China’s shoe”. If the big players, like Japan, Germany, UK, Italy, France and India would join us, China would have no choice but to accept whatever sanctions we imposed. But most of those countries are as likely to side with China as with us.