Answer:
Roosevelt, with his “big stick” policy, was able to keep the United States out of military conflicts by employing the legitimate threat of force. Nonetheless, as negotiations with Japan illustrated, the maintenance of an empire was fraught with complexity.
Indochina, Only Indochina really repelled the Mongols.
The answer I believe would be b
The only one with some similarities that I can recall at the time is China. Sorry if that’s wrong.