Linguistic imperialism; Globalisierung; Globalization; Transnationalization; Colonialism/Globalization ; Language and politics ; Sprachenpolitik; Language management; Language politics ; English as international medium ; Sprachbewahrung; Ethnolinguistic vitality; Vitality, ethnolinguistic; Sprachwechsel; Language shift; Heritage language; Language maintenance ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English