Wealthy businessmen and affluent landowners
After the Vietnam War ended, immigration by Vietnamese refugees skyrocketed. Also, American soldiers began bringing home Laotian brides from the country of Laos, called Hmong. This is why the United States has a large Hmong population in the Midwest.

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The answer to the question is Germany.
The rise of the state of nationalism in all countries, including Germany and France, created political and national pride. France and Germany were espeically filled with nationalism. After France won World War 1, they were happy. But since Germany had to pay repairs, they were mad. They began conflict about the Alsace-Lorraine area.