Why was appeasement and ineffective strategy for dealing with german expansion before world war ii

How did the us change it’s economy to provide supplies for the war effort?

Where did john jacob astor establish a fur trading post

What was one of the advantages that the united states had over europe regarding the industrial revol the united states had a continuous supply of potential factory worker the united states imported workers from europe to work in factories. the workers in the united states were more skilled than the workers in europe the united states didn't actively participate in the industrial revolution. instead they imported most of their goods from other countries.