Explain whether the decision of slave states to secede helped to preserve slavery, or did secession of the South (ironically) accelerate the ending of slavery after December of 1860?

The decision of slave states to secede helped to preserve slavery

Explanation:

In 1860, eleven Southern States succeeded from the Union. The reasons for this was the involvement of the North in the issue of slavery. The South economy was based o agriculture and they needed slaves to work in their fields. The slaves were the backbone of the South economy. Many of the Southern wanted to gain the upper hand on the issue of slavery because slaves were their chief source of economy. The views of Southern Democrats reflected on the issue of slavery during the election of 1860.

whose power in the senate is equal to the power of the speaker of the house?

lincoln won 212 electoral votes to mcclellan's 21 votes, and lincoln beat mcclellan. is the main reason lincoln won in 1864.