What issue could drive such a social, economic and violent tearing of the United States--leading to a war with fellow countrymen that will characterize the Era of Civil War & Reconstruction?

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.

false

explanation:

sonar maybe? ? i dont know the choices