Question 7 of 17 2 Points
Why did President Lincoln change the Union's goals concerning slavery during
the Civil War?
A. He believed Confederate leaders would eventually decide to free
their slaves.
B. He wanted to punish the border states for joining the Confederacy
C. He was unable to win support from foreign countries that allowed
slavery
D. He wanted the Union to focus on fighting for equality and human
rights

D. : He wanted the Union to focus on fighting for equality and human rights.

Explanation:The Union was originally attempting to get the Confederation to return to the US. But once President Lincoln made the Emancipation Proclamation effective on January 1, 1863, that focus changed.  The Proclamation granted slaves freedom in all states.  This made many people of color join the Union's Army, to fight for equality and human rights.

c. the dred scott v. sandford case,

b. native americans them