There is many reason, one way they could've been worried about is if the
new settlers would make war or take their land and food.
Another way is that they could've cause the Mexican to come of their land.
Hope it helped
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Don't take my word, but it could have been because they were closer to Austria
They came to America to avoid harm from crime where they might’ve lived, to start lives for their children (if they were pregnant or had just had an infant), and to start new lives for themselves with new opportunities.
Answer:
The league was established at the end of world war 1 as an international peacekeeping