H E L P H E L P PLEEEEEEE ! HISTORY QUESTION; 1920-1939?!?

listen, all the information is there isnt it? Use common sense and figure it out. Wasn't Japan at odds with the US? Doesnt that for one show a threat to peace? They invaded Manchuria right? unstable relationships between countries is always a threat to peace. A shaky relationship between the US and Soviet Union would also bring possible war if Japan aligned themselves with them. The balance of power in the area is a threat to peace. The possible invasion of China. The fueled hate of America in Japan was a threat to peace. The US was allies or partners in trade with them werent they? Pick what works for you.