Which event brought the u. s. directly to the verge of a nuclear confrontation

they united the colonies in their fight against the british.

they have different colored collars

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.

not to sure thinking it would be a hope this