Answer :
Three things that plagued President Lincoln as the Civil War progressed was he could not find a strong,suitable military leader, Northern forces could not find a way to defeat Lee, and the Union morale was eroding away with each passing day.
I believe the answer is :
- Union morale was eroding away with each passing day.
This happen because the union soldiers knew they were heavily outnumbered by the confederates
- He could not find a strong, suitable military leader.Northern forces could not find a way to defeat Lee.
At that time, the northern states were known for their technological advancement, not for their military strategist until Ulysses S. Grant steped u
- The North was running out of ways to finance the war.
The production of millitary supplies create an economic damage for the norhtern union since many businesses are required to stop their operation to join the war related production.