40,000 slaves 40,000 slaves
15 slave states and 19 free states during the American Civil War
About 3 million
By the start of the Civil War in 1860s, there was a large slave population in the United States. The total number of slaves were 3,950,528.
3.5 million were slaves out of a population of 9 million.
The slave states during the Civil War were Delaware, Maryland, Virginia, North Carolina, South Carolina, Missouri, Kentucky, Tennessee, and Georgia. Other slaves states were Texas, Arkansas, Louisiana, Alabama, and Florida.
Maryland, Delaware, Missouri, and Kentucky were border states that remained with the union during the civil war.
too many Slave states being added to the Union
The Union in the American Civil War represented the free states (meaning slave-free states) plus five border slave states in the north of America. The Confederate States of America (the Confederacy) comprised the eleven southern slave states which had seceded from the United States of America.
There were actually multiple slave states that remained in the Union. These states, known as border states, were: Delaware, Kentucky, Missouri and West Virginia.
No. It was one of the buffer-states - slave-states that did not vote Confederate.
The Buffer states. They were very important, and Lincoln treated them as a high priority.
The Potomac divided the Confederacy from the Union, although Maryland was a slave-state, and so was DC at the beginning. The Ohio River divided the slave-states from free soil.