Final answer:
Abraham Lincoln claimed that men in the South used the sweat of other men's faces to "wring their bread" from. This refers to the labor system of slavery.
Step-by-step explanation:
Abraham Lincoln claimed that men in the South used the sweat of other men's faces to "wring their bread" from. This statement was made during Lincoln's second inaugural address on March 4, 1865. Lincoln was referring to the labor system of slavery in the Southern states, where enslaved people were forced to work in harsh conditions to produce crops and goods for their owners.
Learn more about Labor system of slavery