What did the phrase “the Union must be preserved” signify?
  • The commitment to maintaining the United States as a single nation
What was the outcome of the Dred Scott v. Sandford case?
  • It declared that African Americans could not sue in federal court
What did the term “carpetbagger” refer to during Reconstruction?
  • Northern politicians seeking to exploit the South
What was the significance of the Battle of Fredericksburg?
  • It was a decisive Confederate victory that boosted morale