Because people thought that they wouldn't get back their original money.
Some were sent to prison for their part for their atrotices during ww2
Answer:
The West offered new opportunities.
Explanation:
Not only that the West was non-populated by the middle of 19th Century, but its natural resources were totally unused. That is why government supported settlers, and even promised them wealth and prosperity. Many people who moved westward really gained fortune, especially during famous gold rushes.
The creation of a pan-German racial state structured according to nazi ideology to ensure the supremacy of an Aryan-Nordic master race