In what ways was the U. S. not ready to enter World War I?

The United States was unprepared for its entrance into the First World War.  The Army's arsenal of war supplies was non-existent and its incursion into Mexico the previous year pointed out the severe deficiencies in its military structure including training, organization, and supply.

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov

d. it adversely affected american productivity