31 Topic 4.9, The Development of an American Culture, pp 222-228 As you read the chapter, jot down your notes in the right-hand column. Consider your notes to be elaborations on the Main Ideas presented in the heft col you finish the section, analyze & process what you read by answering the questions in the analysis section. Learning Objective: Explain how and why a new national culture developed from 1800 to 1848. MAIN IDEAS: NOTES: Introduction... A new national culture emerged that combined American elements, European influences, and Cultural Nationalism.. regional cultural sensibilities. Liberal social ideas from abroad and Romantic beliefs in human perfectibility influenced literature, art, philosophy, and A Changing Culture: Ideas, the Arts, and Literature. architecture. The Transcendentalists... Ralph Waldo Em Henry David Thoreau. Brook Farm.. Other Communal Experiments