Theo is looking at how distinct one nation is from another in terms of their cultural values. In doing so, he learns that the United States is very similar to Australia and the United Kingdom. The approach Theo is using to know the distinctness of countries according to their cultural values is based on the concept of cultural .

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.  

answer; decreased;