Civil War Vocabulary Abolish: to end (Many people worked hard to abolish slavery). Abolitionist: a person who works to end slavery Agricultural: An economy based on farming (Think the South!) Blockade: A barrier; to use warships to stop other ships from entering or leaving a port. Border States: Slave states located between Northern and Southern states that did not break away from the union. Civil War: a war between people in the same country Confederacy: The Southern states that seceded from the U.S. Draw: finish equally (a battle can end in a draw). Industrialized: Having many factories and businesses (Think the North!) Iron-clad: Something covered with iron (The Merrimack was an iron-clad ship because it was covered with iron) Racism: treating a person badly because of skin color or place of birth Secede: to withdraw from, or pull out, because of a difference Surrender: To give up (Lee surrendered to Grant at Appomattox, VA) Underground Railroad: System of safe houses that slaves used to escape north to freedom Union: The Northern states in the U.S.