His decision to bypass war and seek peace with France costed his popularity.
The answer is reduce the power of unions
Because the Department of Homeland Security is such a new organization, its limits and powers have yet to be tested and fully defined. The scope of its power and influence can only be determined over time. All American citizens must ask themselves if this organization formed for their security has the potential to threaten their liberties. Each citizen has a responsibility to ensure that the government and its agencies operate within the limits of the Constitution, just as our forefathers intended
Greeley could not believe that Lincoln could have a balance in saving the Union without freeing the slaves, since he (Lincoln) could be inflamed by the slaves of the border states. All efforts to end the rebellion would not be worth it.
This ended up occurring, because Lincoln has not yet been able to resolve the issue of slavery.