当然搞了，只不过那是一战， 一战的时候针对徳裔的骚扰，集中营，私刑，抵制徳裔生意，从流行文化中删除德国文化元素一个不少。 中西部很多纯徳裔移民镇连续200年从生到死根本不会讲英文的，一战的时候都开始淡化徳裔背景开始讲英文了。 一战被彻底整了一次之后，二战的绝大多数徳裔跟母国没有任何关系了，再加上肤色的缘故，所以才没有被整。 还有个原因就是二战的时候日裔美国人是有在美国本土夏威夷实锤帮助日军记录的，再加上珍珠港一下子就引爆了民粹。但是即使如此，东岸的绝大多数日本人也没有进集中营。

During World War 1, German Americans faced widespread discrimination and suspicion due to anti-German sentiment in the United States, experiencing everything from boycotts of German-owned businesses to the changing of German street names and the removal of German culture from public spaces, as the American public associated them with the enemy nation despite many German Americans actively supporting the war effort once the U.S. entered the conflict