Reelecting Lincoln history homework help

In the midst of the war, the Union held a presidential election, with incumbent Republican Abraham Lincoln squaring off against the Democratic candidate George McClellan. Shortly after Lincoln’s reelection and inauguration, however, he was assassinated, serving only a little more than a month of his second term. 

Consider the following in a post of at least 250 words: 

• What were the main political issues facing the candidates in the 1864 presidential election?
• Based upon your research, was Lincoln’s reelection in 1864 seriously in question?

A minimum of one reference is required.