This idea of leaving the Union secession split North and South just as much as slavery.

VOA: special.2009.07.16

When this happens, one plate moves past the other, suddenly causing the Earth's surface to split.

VOA: special.2010.01.12

This would split the states of the Confederacy and might end its very existence.

VOA: special.2009.10.22

But if he did this immediately, it would split the party.

VOA: special.2009.01.29