Statistics for occurrence #1 of “United States” in chapter 12, page 631 of William Schouler, A history of Massachusetts in the Civil War: Volume 1:

...nization of the Rebel States, at which Theophilus Parsons, Professor in Cambridge Law School, presided; and speeches were made by Mr. Parsons, Richard H. Dana, Jr., Henry Ward Beecher, S. C. Pomeroy, United States Senator from Kansas, and George B. Loring, of Salem. Letters were also read from Governor Andrew, Alexander H. Bullock of Worcester, Charles G. Loring, Alexander H. Rice and Samuel Hooper of Boston...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 384 0 0 0 user votes
United States (New Mexico, United States) 6 6 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.