> Diplomacy has not worked
Inviting former parts of the Soviet Union to join NATO is not "diplomacy."[1]
The US should try this diplomacy with China: recognize Taiwan as an independent country, invite it to join NATO and see what the Chinese do.
[1] Blinken: Ukraine has all tools to move towards NATO membership (https://www.kyivpost.com/ukraine-politics/blinken-ukraine-ha...)