Statistics for occurrence #1 of “United States” in alphabetic letter S, entry group 1, entry st-michael of Harper's Encyclopedia of United States History:

...uld be given an excellent harbor by extensive dredging and other im. provements. For many years it was an important station of the Russian Fur Company, and prior to the acquisition of Alaska by the United States was known as Mikhailovsk. See Alaska.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 16,340 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.