Your question isn't appropriate here on this conversation. I'll answer why it isn't if anybody other than you or wilbur wants to know.
Letting China start annexing nearby territory, especially of our allies, is probably the dumbest thing the US could do. What would you do? Do you want to be Churchill or Chamberlain? I'm a Churchill guy myself.
If China wants to please antiwar.com they should probably not annex other countries.