The correct answers are
QUESTION 1: Gettysburg
QUESTION 2: called to end slavery in the South (Confederacy)
QUESTION 3: Vicksburg
QUESTION 4: suspending the right of habeas corpus (prisoner taken before judge before imprisonment), so he could quickly jail confederate sympathizers in the North to preserve the union
C. They created contracts with indentured servants to help work their land.
also known as slavery