Statistics for occurrence #1 of “United States” in chapter 1 of Joseph T. Derry , A. M. , Author of School History of the United States; Story of the Confederate War, etc., Confederate Military History, a library of Confederate States Military History: Volume 6, Georgia:

...losing the main seaport of Georgia, and that once strongly manned, it would be impossible to reduce it with ordnance such as could soon be obtained by the State. Capt. William H. C. Whiting, of the United States army engineers, who had an office in Savannah at that time, was absent at Fort Clinch, on the St. Mary's, and Ordnance-Sergeant Walker with a fort keeper was in charge at the works; only twenty guns ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 158 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.