Statistics for occurrence #1 of “Chicago” in chapter 2, page 21 of Col. O. M. Roberts, Confederate Military History, a library of Confederate States Military History: Volume 12.1, Alabama:

...ate Rights Democracy and adopted the now famous majority report from Charleston, John C. Breckinridge, of Kentucky, was nominated. Mr. Lincoln having been the choice of the Republican convention at Chicago in May, the campaign opened with four presidential candidates in the field. The vote for President of the United States on November 6, 1860, was: Abraham Lincoln1,866,352 Stephen A. Douglas1,...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Chicago (Illinois, United States) 3,613 2 281 0 0 user votes
Chicago (Wisconsin, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.