How did the Missouri Compromise and the nullification crisis demonstrate increasing sectional differences in antebellum America? Be Specific

During the end of the 19th century and the early 20th century the was becoming one of the most popular instruments in america? banjo fiddle guitar pianola (player piano) tambourine

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

In keeping their culture unchanged what do canadians fear the most?