1.  Of the 33 states in existence in 1860, 18 were free states, and 15 were slave states.

2.  The 34th state to join the country was Kansas.

3.  Between November 1860 and March 1861, seven states seceded from the Union: South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, and Texas.

4.  After March 1861, four more states seceded from the Union: Virginia, North Carolina, Tennessee, and Arkansas.

5.  The slave state which was split in two because of the war was Virginia. The new state was originally called Kanawha, but it was soon renamed West Virginia.

6.  The four other slave states which did not join the Confederacy (the "border states") were Delaware, Maryland, Kentucky, and Missouri.

7.  The 36th state to join the Union was Nevada.