Fewer dialects compared to British English due to historical factors like the presence of Standard English when settlers arrived, high population mobility, and community migrations
Used in the southern and southeastern USA, characterized by a distinctive "vowel drawl," consisting in the diphthongization and even triphthongization of some pure vowels and monophthongization of some diphthongs
Despite standardized written language, the East Coast has the most distinct accents due to early settlement patterns and contact with England, while interior regions developed more generic linguistic patterns due to diverse migrations