Regarding China and Russia this was interesting
https://www.ft.com/content/75701f79-2edd-4a46-98e7-620473ffabce
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Some interesting points. We cut off Russia's access to their foreign reserves. China has the largest foreign reserves in the world. China is not self sufficient and depends on some shipments, we can cut off supply lines. Of course we are more deeply connected with China for so much manufacturing but that has to give them pause.