The archduke was assassinated in the city of Sarajevo
The reasons why World War I happened are multiple and complex. One important is the fact that Germany lacked any real colonies prior to World War I, at least compared to the other nations which had massive and important colonies such as Great Britain or France. Another thing was general dissatisfaction and nationalism within the Austro-Hungarian empire.
Answer:
D. maintain internal peace, and support citizens and protect them from foreign threats.
Explanation:
Edg2020
This is based on the Immigration Act of 1921 and how the Congress tried to limit immigration during this times is through establishing a quota system. The answer to this would be the fourth option. This is the time when <span>The Emergency Quota Act of 1921 was established which only allows 3% of immigrants from Europe alone. </span>