Statistics for occurrence #1 of “St. Petersburg” in entry revolution-diplomacy-of-the of Harper's Encyclopedia of United States History:

... give), for it would aid themselves by weakening England. Its results were disappointing to the other powers, but it added to the open enemies of England. The Congress, in instructions to Dana at St. Petersburg , had said: You will readily perceive that it must be a leading and capital point, if these United States shall be formally admitted as a party to the convention of the neutral maritime powers for mai...
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Entity Corpus Doc Corpus Doc  
St. Petersburg (Russia) 226 45 10 5 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.