Statistics for occurrence #1 of “United States” in year 1861, month March of Rebellion Record: a Diary of American Events, Diary from December 17, 1860 - April 30, 1864:

... War Department, March 1, 1861. By the direction of the President of the United States, it is ordered that Brigadier-General David E. Twiggs be and is hereby dismissed from the army of the United States for his treachery to the flag of his country, in having surrendered on the 18th of February, 1861, on the demand of the authorities of Texas, the military posts and other property of the United State...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 2,132 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.