How does regionalism play a role in Huckleberry Finn?

Regionalism is a prominent theme in "Huckleberry Finn" as Twain vividly depicts the distinct dialects, cultures, and landscapes of different regions along the Mississippi River. Through the characters and settings, Twain explores the tension between regional identities and challenges stereotypes associated with each area. This allows the novel to examine deeper issues of societal values and prejudices.