Race relations were strained in the mid-1960s to such a large degree that even those who fought side by side for the passage of the Civil Rights Act of 1964 and the Voting Rights Act of 1965 abandoned each other. What was a primary source of animosity in race relations as the civil rights movement evolved in the 1960s?

world war i had a devastating effect on german-americans and their cultural heritage. up until that point   german-americans, as a group, had been spared much of the discrimination, abuse, rejection, collective mistrust experienced by so many different racial and ethnic groups in the history of the united states. indeed, over the years, they had been viewed as a well integrated and esteemed part of american society. all of this change with the outbreak of war.  

rain should be the answer.