Respuesta :
In the 1930's Japan went to war with China. The United States supported China and placed a trade embargo on Japan so they couldn't get any supplies from the United States, particularly oil that might fuel Japan's military conquests.
Answer:Japan Continued it’s expansion into China
Japan barred trade with the U.S.
Explanation: Pearl Harbor happened in the 40’s and the invasion of French Indochina along with them joining the axis powers also happened in the 1940’s. Also they weren’t Allies.