Statistics for occurrence #1 of “United States” in chapter 173 of C. Edwards Lester, Life and public services of Charles Sumner: Born Jan. 6, 1811. Died March 11, 1874.:

...Facinto, commanded by Captain Wilkes, who, without instructions, and entirely on his own responsibility, seized the two commissioners and their secretaries, and returned with them as prisoners to the United States , while the Trent was left to proceed on her voyage.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 692 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.