Statistics for occurrence #1 of “United States” in chapter 3, page 55 of The Annals of the Civil War Written by Leading Participants North and South:

...ge, to select a valuable officer in the enemy's hands, and give for him one very worthless, or what was worse, one who had been tampered with. But my chief objection was, that if all those whom the United States particularly desired were specially exchanged, the Confederate Government would have none in captivity who could bring any pressure to bear in favor of a general exchange. So resolute was I in this...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 198 0 0 0 user votes
United States (New Mexico, United States) 6 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.