Statistics for occurrence #1 of “United States” in page 23 of William A. Crafts, Life of Ulysses S. Grant: His Boyhood, Campaigns, and Services, Military and Civil.:

...n, and were preparing, under the guise of neutrality, to join the rebels. The government did not recognize this neutrality, but claimed the right to move its troops to any part of the soil of the United States . General Grant was the first to exercise this right, and he exercised it promptly,
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 50 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.