The two are linked, as the decline in students studying foreign languages ​​can be directly linked to xenophobia during World War II which, in some cases, put out reads the teaching of foreign languages. William Riley Parker directly connects the two, citing that the decline in students studying foreign languages ​​was the result of the German-phobia that swept the nation in the 1940s. Therefore, to fully understand the literature on foreign language policy, it is necessary to analyze the various entanglements of the story: foreign language education policy, immigrant language maintenance, and English-only policy.